Home / 961,735.59-1,440,707.65-782,023.86

Finding the Fourth Proportional to 961,735.59, 1,440,707.65 and 782,023.86

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Solution

The fourth proportional to 961,735.59, 1,440,707.65 and 782,023.86 is: 1,171,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,735.59 : 1,440,707.65 = 782,023.86 : x
  2. Step 2: Convert to fraction form
    961,735.59/1,440,707.65 = 782,023.86/x
  3. Step 3: Cross multiply
    961,735.59x = 1,440,707.65 × 782,023.86
  4. Step 4: Simplify right side
    961,735.59x = 1,126,667,755,629.47
  5. Step 5: Solve for x
    x = 1,126,667,755,629.47/961,735.59
  6. Step 6: Final answer
    x = 1,171,494.29

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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.