Home / 1,719,851.12-2,580,086.88-708,420.92

Finding the Fourth Proportional to 1,719,851.12, 2,580,086.88 and 708,420.92

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Solution

The fourth proportional to 1,719,851.12, 2,580,086.88 and 708,420.92 is: 1,062,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,851.12 : 2,580,086.88 = 708,420.92 : x
  2. Step 2: Convert to fraction form
    1,719,851.12/2,580,086.88 = 708,420.92/x
  3. Step 3: Cross multiply
    1,719,851.12x = 2,580,086.88 × 708,420.92
  4. Step 4: Simplify right side
    1,719,851.12x = 1,827,787,521,209.53
  5. Step 5: Solve for x
    x = 1,827,787,521,209.53/1,719,851.12
  6. Step 6: Final answer
    x = 1,062,759.15

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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.