Home / 3,652,474.20-5,478,711.30-1,657,930.20

Finding the Fourth Proportional to 3,652,474.20, 5,478,711.30 and 1,657,930.20

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Solution

The fourth proportional to 3,652,474.20, 5,478,711.30 and 1,657,930.20 is: 2,486,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652,474.20 : 5,478,711.30 = 1,657,930.20 : x
  2. Step 2: Convert to fraction form
    3,652,474.20/5,478,711.30 = 1,657,930.20/x
  3. Step 3: Cross multiply
    3,652,474.20x = 5,478,711.30 × 1,657,930.20
  4. Step 4: Simplify right side
    3,652,474.20x = 9,083,320,921,351.26
  5. Step 5: Solve for x
    x = 9,083,320,921,351.26/3,652,474.20
  6. Step 6: Final answer
    x = 2,486,895.30

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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.