Home / 1,862,538.20-2,569,725.05-1,087,610.03

Finding the Fourth Proportional to 1,862,538.20, 2,569,725.05 and 1,087,610.03

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Solution

The fourth proportional to 1,862,538.20, 2,569,725.05 and 1,087,610.03 is: 1,500,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,538.20 : 2,569,725.05 = 1,087,610.03 : x
  2. Step 2: Convert to fraction form
    1,862,538.20/2,569,725.05 = 1,087,610.03/x
  3. Step 3: Cross multiply
    1,862,538.20x = 2,569,725.05 × 1,087,610.03
  4. Step 4: Simplify right side
    1,862,538.20x = 2,794,858,720,435.58
  5. Step 5: Solve for x
    x = 2,794,858,720,435.58/1,862,538.20
  6. Step 6: Final answer
    x = 1,500,564.51

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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.