Home / 1,432,098.92-1,976,161.29-851,275.46

Finding the Fourth Proportional to 1,432,098.92, 1,976,161.29 and 851,275.46

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Solution

The fourth proportional to 1,432,098.92, 1,976,161.29 and 851,275.46 is: 1,174,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,098.92 : 1,976,161.29 = 851,275.46 : x
  2. Step 2: Convert to fraction form
    1,432,098.92/1,976,161.29 = 851,275.46/x
  3. Step 3: Cross multiply
    1,432,098.92x = 1,976,161.29 × 851,275.46
  4. Step 4: Simplify right side
    1,432,098.92x = 1,682,257,601,298.14
  5. Step 5: Solve for x
    x = 1,682,257,601,298.14/1,432,098.92
  6. Step 6: Final answer
    x = 1,174,679.75

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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.