Home / 2,092,342.29-3,138,491.57-672,399.74

Finding the Fourth Proportional to 2,092,342.29, 3,138,491.57 and 672,399.74

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Solution

The fourth proportional to 2,092,342.29, 3,138,491.57 and 672,399.74 is: 1,008,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,342.29 : 3,138,491.57 = 672,399.74 : x
  2. Step 2: Convert to fraction form
    2,092,342.29/3,138,491.57 = 672,399.74/x
  3. Step 3: Cross multiply
    2,092,342.29x = 3,138,491.57 × 672,399.74
  4. Step 4: Simplify right side
    2,092,342.29x = 2,110,320,896,605.74
  5. Step 5: Solve for x
    x = 2,110,320,896,605.74/2,092,342.29
  6. Step 6: Final answer
    x = 1,008,592.57

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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.