Home / 1,142,251.26-1,712,934.02-609,481.68

Finding the Fourth Proportional to 1,142,251.26, 1,712,934.02 and 609,481.68

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Solution

The fourth proportional to 1,142,251.26, 1,712,934.02 and 609,481.68 is: 913,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,251.26 : 1,712,934.02 = 609,481.68 : x
  2. Step 2: Convert to fraction form
    1,142,251.26/1,712,934.02 = 609,481.68/x
  3. Step 3: Cross multiply
    1,142,251.26x = 1,712,934.02 × 609,481.68
  4. Step 4: Simplify right side
    1,142,251.26x = 1,044,001,901,191.35
  5. Step 5: Solve for x
    x = 1,044,001,901,191.35/1,142,251.26
  6. Step 6: Final answer
    x = 913,986.21

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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.