Home / 1,458,523.80-2,187,785.70-616,966.20

Finding the Fourth Proportional to 1,458,523.80, 2,187,785.70 and 616,966.20

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Solution

The fourth proportional to 1,458,523.80, 2,187,785.70 and 616,966.20 is: 925,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,523.80 : 2,187,785.70 = 616,966.20 : x
  2. Step 2: Convert to fraction form
    1,458,523.80/2,187,785.70 = 616,966.20/x
  3. Step 3: Cross multiply
    1,458,523.80x = 2,187,785.70 × 616,966.20
  4. Step 4: Simplify right side
    1,458,523.80x = 1,349,789,829,743.34
  5. Step 5: Solve for x
    x = 1,349,789,829,743.34/1,458,523.80
  6. Step 6: Final answer
    x = 925,449.30

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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.