Home / 1,418,941.31-2,126,563.72-576,508.19

Finding the Fourth Proportional to 1,418,941.31, 2,126,563.72 and 576,508.19

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Solution

The fourth proportional to 1,418,941.31, 2,126,563.72 and 576,508.19 is: 864,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,941.31 : 2,126,563.72 = 576,508.19 : x
  2. Step 2: Convert to fraction form
    1,418,941.31/2,126,563.72 = 576,508.19/x
  3. Step 3: Cross multiply
    1,418,941.31x = 2,126,563.72 × 576,508.19
  4. Step 4: Simplify right side
    1,418,941.31x = 1,225,981,394,379.19
  5. Step 5: Solve for x
    x = 1,225,981,394,379.19/1,418,941.31
  6. Step 6: Final answer
    x = 864,011.35

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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.