Home / 2,488,373.72-3,726,581.85-1,420,177.31

Finding the Fourth Proportional to 2,488,373.72, 3,726,581.85 and 1,420,177.31

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Solution

The fourth proportional to 2,488,373.72, 3,726,581.85 and 1,420,177.31 is: 2,126,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,373.72 : 3,726,581.85 = 1,420,177.31 : x
  2. Step 2: Convert to fraction form
    2,488,373.72/3,726,581.85 = 1,420,177.31/x
  3. Step 3: Cross multiply
    2,488,373.72x = 3,726,581.85 × 1,420,177.31
  4. Step 4: Simplify right side
    2,488,373.72x = 5,292,406,968,594.91
  5. Step 5: Solve for x
    x = 5,292,406,968,594.91/2,488,373.72
  6. Step 6: Final answer
    x = 2,126,853.75

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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.