Home / 1,480,245.27-2,042,521.05-826,790.79

Finding the Fourth Proportional to 1,480,245.27, 2,042,521.05 and 826,790.79

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Solution

The fourth proportional to 1,480,245.27, 2,042,521.05 and 826,790.79 is: 1,140,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,245.27 : 2,042,521.05 = 826,790.79 : x
  2. Step 2: Convert to fraction form
    1,480,245.27/2,042,521.05 = 826,790.79/x
  3. Step 3: Cross multiply
    1,480,245.27x = 2,042,521.05 × 826,790.79
  4. Step 4: Simplify right side
    1,480,245.27x = 1,688,737,592,521.13
  5. Step 5: Solve for x
    x = 1,688,737,592,521.13/1,480,245.27
  6. Step 6: Final answer
    x = 1,140,849.85

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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.