Home / 2,009,142.70-3,013,714.05-513,234.70

Finding the Fourth Proportional to 2,009,142.70, 3,013,714.05 and 513,234.70

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Solution

The fourth proportional to 2,009,142.70, 3,013,714.05 and 513,234.70 is: 769,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,142.70 : 3,013,714.05 = 513,234.70 : x
  2. Step 2: Convert to fraction form
    2,009,142.70/3,013,714.05 = 513,234.70/x
  3. Step 3: Cross multiply
    2,009,142.70x = 3,013,714.05 × 513,234.70
  4. Step 4: Simplify right side
    2,009,142.70x = 1,546,742,626,337.54
  5. Step 5: Solve for x
    x = 1,546,742,626,337.54/2,009,142.70
  6. Step 6: Final answer
    x = 769,852.05

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,009,143.70, 3,013,715.55 and 513,235.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.