Home / 3,072,847.80-4,609,271.70-2,127,286.20

Finding the Fourth Proportional to 3,072,847.80, 4,609,271.70 and 2,127,286.20

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Solution

The fourth proportional to 3,072,847.80, 4,609,271.70 and 2,127,286.20 is: 3,190,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,847.80 : 4,609,271.70 = 2,127,286.20 : x
  2. Step 2: Convert to fraction form
    3,072,847.80/4,609,271.70 = 2,127,286.20/x
  3. Step 3: Cross multiply
    3,072,847.80x = 4,609,271.70 × 2,127,286.20
  4. Step 4: Simplify right side
    3,072,847.80x = 9,805,240,079,460.54
  5. Step 5: Solve for x
    x = 9,805,240,079,460.54/3,072,847.80
  6. Step 6: Final answer
    x = 3,190,929.30

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Double scale
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Similar ratio
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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.