Home / 2,549,140.02-3,517,809.56-1,387,582.70

Finding the Fourth Proportional to 2,549,140.02, 3,517,809.56 and 1,387,582.70

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Solution

The fourth proportional to 2,549,140.02, 3,517,809.56 and 1,387,582.70 is: 1,914,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549,140.02 : 3,517,809.56 = 1,387,582.70 : x
  2. Step 2: Convert to fraction form
    2,549,140.02/3,517,809.56 = 1,387,582.70/x
  3. Step 3: Cross multiply
    2,549,140.02x = 3,517,809.56 × 1,387,582.70
  4. Step 4: Simplify right side
    2,549,140.02x = 4,881,251,687,350.61
  5. Step 5: Solve for x
    x = 4,881,251,687,350.61/2,549,140.02
  6. Step 6: Final answer
    x = 1,914,862.13

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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.