Home / 843,689.92-1,164,835.48-752,889.74

Finding the Fourth Proportional to 843,689.92, 1,164,835.48 and 752,889.74

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Solution

The fourth proportional to 843,689.92, 1,164,835.48 and 752,889.74 is: 1,039,472.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,689.92 : 1,164,835.48 = 752,889.74 : x
  2. Step 2: Convert to fraction form
    843,689.92/1,164,835.48 = 752,889.74/x
  3. Step 3: Cross multiply
    843,689.92x = 1,164,835.48 × 752,889.74
  4. Step 4: Simplify right side
    843,689.92x = 876,992,681,679.98
  5. Step 5: Solve for x
    x = 876,992,681,679.98/843,689.92
  6. Step 6: Final answer
    x = 1,039,472.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.