Home / 1,332,930.31-1,999,452.37-523,490.15

Finding the Fourth Proportional to 1,332,930.31, 1,999,452.37 and 523,490.15

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Solution

The fourth proportional to 1,332,930.31, 1,999,452.37 and 523,490.15 is: 785,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,930.31 : 1,999,452.37 = 523,490.15 : x
  2. Step 2: Convert to fraction form
    1,332,930.31/1,999,452.37 = 523,490.15/x
  3. Step 3: Cross multiply
    1,332,930.31x = 1,999,452.37 × 523,490.15
  4. Step 4: Simplify right side
    1,332,930.31x = 1,046,693,618,471.70
  5. Step 5: Solve for x
    x = 1,046,693,618,471.70/1,332,930.31
  6. Step 6: Final answer
    x = 785,257.57

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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.