Home / 2,452,875.76-3,679,906.02-769,979.26

Finding the Fourth Proportional to 2,452,875.76, 3,679,906.02 and 769,979.26

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Solution

The fourth proportional to 2,452,875.76, 3,679,906.02 and 769,979.26 is: 1,155,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452,875.76 : 3,679,906.02 = 769,979.26 : x
  2. Step 2: Convert to fraction form
    2,452,875.76/3,679,906.02 = 769,979.26/x
  3. Step 3: Cross multiply
    2,452,875.76x = 3,679,906.02 × 769,979.26
  4. Step 4: Simplify right side
    2,452,875.76x = 2,833,451,314,149.15
  5. Step 5: Solve for x
    x = 2,833,451,314,149.15/2,452,875.76
  6. Step 6: Final answer
    x = 1,155,154.84

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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.