Home / 1,091,737.20-1,637,379.84-292,828.80

Finding the Fourth Proportional to 1,091,737.20, 1,637,379.84 and 292,828.80

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Solution

The fourth proportional to 1,091,737.20, 1,637,379.84 and 292,828.80 is: 439,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,737.20 : 1,637,379.84 = 292,828.80 : x
  2. Step 2: Convert to fraction form
    1,091,737.20/1,637,379.84 = 292,828.80/x
  3. Step 3: Cross multiply
    1,091,737.20x = 1,637,379.84 × 292,828.80
  4. Step 4: Simplify right side
    1,091,737.20x = 479,471,973,691.39
  5. Step 5: Solve for x
    x = 479,471,973,691.39/1,091,737.20
  6. Step 6: Final answer
    x = 439,182.59

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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.