Home / 2,092,178.20-3,138,801.90-672,248.20

Finding the Fourth Proportional to 2,092,178.20, 3,138,801.90 and 672,248.20

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Solution

The fourth proportional to 2,092,178.20, 3,138,801.90 and 672,248.20 is: 1,008,544.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,178.20 : 3,138,801.90 = 672,248.20 : x
  2. Step 2: Convert to fraction form
    2,092,178.20/3,138,801.90 = 672,248.20/x
  3. Step 3: Cross multiply
    2,092,178.20x = 3,138,801.90 × 672,248.20
  4. Step 4: Simplify right side
    2,092,178.20x = 2,110,053,927,431.58
  5. Step 5: Solve for x
    x = 2,110,053,927,431.58/2,092,178.20
  6. Step 6: Final answer
    x = 1,008,544.07

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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.