Home / 2,573,701.11-3,551,711.72-1,427,781.47

Finding the Fourth Proportional to 2,573,701.11, 3,551,711.72 and 1,427,781.47

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Solution

The fourth proportional to 2,573,701.11, 3,551,711.72 and 1,427,781.47 is: 1,970,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573,701.11 : 3,551,711.72 = 1,427,781.47 : x
  2. Step 2: Convert to fraction form
    2,573,701.11/3,551,711.72 = 1,427,781.47/x
  3. Step 3: Cross multiply
    2,573,701.11x = 3,551,711.72 × 1,427,781.47
  4. Step 4: Simplify right side
    2,573,701.11x = 5,071,068,155,700.36
  5. Step 5: Solve for x
    x = 5,071,068,155,700.36/2,573,701.11
  6. Step 6: Final answer
    x = 1,970,340.74

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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.