Home / 3,404,115.90-5,106,173.85-1,721,000.70

Finding the Fourth Proportional to 3,404,115.90, 5,106,173.85 and 1,721,000.70

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Solution

The fourth proportional to 3,404,115.90, 5,106,173.85 and 1,721,000.70 is: 2,581,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,115.90 : 5,106,173.85 = 1,721,000.70 : x
  2. Step 2: Convert to fraction form
    3,404,115.90/5,106,173.85 = 1,721,000.70/x
  3. Step 3: Cross multiply
    3,404,115.90x = 5,106,173.85 × 1,721,000.70
  4. Step 4: Simplify right side
    3,404,115.90x = 8,787,728,770,171.69
  5. Step 5: Solve for x
    x = 8,787,728,770,171.69/3,404,115.90
  6. Step 6: Final answer
    x = 2,581,501.05

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Double scale
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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.