Home / 1,581,503.48-2,182,631.12-902,542.04

Finding the Fourth Proportional to 1,581,503.48, 2,182,631.12 and 902,542.04

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Solution

The fourth proportional to 1,581,503.48, 2,182,631.12 and 902,542.04 is: 1,245,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,503.48 : 2,182,631.12 = 902,542.04 : x
  2. Step 2: Convert to fraction form
    1,581,503.48/2,182,631.12 = 902,542.04/x
  3. Step 3: Cross multiply
    1,581,503.48x = 2,182,631.12 × 902,542.04
  4. Step 4: Simplify right side
    1,581,503.48x = 1,969,916,343,612.29
  5. Step 5: Solve for x
    x = 1,969,916,343,612.29/1,581,503.48
  6. Step 6: Final answer
    x = 1,245,597.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.