Home / 968,987.67-1,337,189.92-539,267.68

Finding the Fourth Proportional to 968,987.67, 1,337,189.92 and 539,267.68

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Solution

The fourth proportional to 968,987.67, 1,337,189.92 and 539,267.68 is: 744,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,987.67 : 1,337,189.92 = 539,267.68 : x
  2. Step 2: Convert to fraction form
    968,987.67/1,337,189.92 = 539,267.68/x
  3. Step 3: Cross multiply
    968,987.67x = 1,337,189.92 × 539,267.68
  4. Step 4: Simplify right side
    968,987.67x = 721,103,305,877.79
  5. Step 5: Solve for x
    x = 721,103,305,877.79/968,987.67
  6. Step 6: Final answer
    x = 744,182.13

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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.