Home / 1,835,418.80-2,753,128.20-487,789.40

Finding the Fourth Proportional to 1,835,418.80, 2,753,128.20 and 487,789.40

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Solution

The fourth proportional to 1,835,418.80, 2,753,128.20 and 487,789.40 is: 731,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,418.80 : 2,753,128.20 = 487,789.40 : x
  2. Step 2: Convert to fraction form
    1,835,418.80/2,753,128.20 = 487,789.40/x
  3. Step 3: Cross multiply
    1,835,418.80x = 2,753,128.20 × 487,789.40
  4. Step 4: Simplify right side
    1,835,418.80x = 1,342,946,752,801.08
  5. Step 5: Solve for x
    x = 1,342,946,752,801.08/1,835,418.80
  6. Step 6: Final answer
    x = 731,684.10

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Similar ratio
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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.