Home / 1,862,708.31-2,569,959.50-1,087,780.14

Finding the Fourth Proportional to 1,862,708.31, 2,569,959.50 and 1,087,780.14

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Solution

The fourth proportional to 1,862,708.31, 2,569,959.50 and 1,087,780.14 is: 1,500,799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,708.31 : 2,569,959.50 = 1,087,780.14 : x
  2. Step 2: Convert to fraction form
    1,862,708.31/2,569,959.50 = 1,087,780.14/x
  3. Step 3: Cross multiply
    1,862,708.31x = 2,569,959.50 × 1,087,780.14
  4. Step 4: Simplify right side
    1,862,708.31x = 2,795,550,904,704.33
  5. Step 5: Solve for x
    x = 2,795,550,904,704.33/1,862,708.31
  6. Step 6: Final answer
    x = 1,500,799.07

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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.