Home / 1,059,113.34-1,462,280.25-813,660.97

Finding the Fourth Proportional to 1,059,113.34, 1,462,280.25 and 813,660.97

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Solution

The fourth proportional to 1,059,113.34, 1,462,280.25 and 813,660.97 is: 1,123,392.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,113.34 : 1,462,280.25 = 813,660.97 : x
  2. Step 2: Convert to fraction form
    1,059,113.34/1,462,280.25 = 813,660.97/x
  3. Step 3: Cross multiply
    1,059,113.34x = 1,462,280.25 × 813,660.97
  4. Step 4: Simplify right side
    1,059,113.34x = 1,189,800,359,315.44
  5. Step 5: Solve for x
    x = 1,189,800,359,315.44/1,059,113.34
  6. Step 6: Final answer
    x = 1,123,392.86

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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.