Home / 1,337,132.86-1,845,234.21-725,283.16

Finding the Fourth Proportional to 1,337,132.86, 1,845,234.21 and 725,283.16

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Solution

The fourth proportional to 1,337,132.86, 1,845,234.21 and 725,283.16 is: 1,000,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,132.86 : 1,845,234.21 = 725,283.16 : x
  2. Step 2: Convert to fraction form
    1,337,132.86/1,845,234.21 = 725,283.16/x
  3. Step 3: Cross multiply
    1,337,132.86x = 1,845,234.21 × 725,283.16
  4. Step 4: Simplify right side
    1,337,132.86x = 1,338,317,298,768.90
  5. Step 5: Solve for x
    x = 1,338,317,298,768.90/1,337,132.86
  6. Step 6: Final answer
    x = 1,000,885.80

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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.