Home / 2,981,151.11-4,471,728.05-959,394.77

Finding the Fourth Proportional to 2,981,151.11, 4,471,728.05 and 959,394.77

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Solution

The fourth proportional to 2,981,151.11, 4,471,728.05 and 959,394.77 is: 1,439,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,151.11 : 4,471,728.05 = 959,394.77 : x
  2. Step 2: Convert to fraction form
    2,981,151.11/4,471,728.05 = 959,394.77/x
  3. Step 3: Cross multiply
    2,981,151.11x = 4,471,728.05 × 959,394.77
  4. Step 4: Simplify right side
    2,981,151.11x = 4,290,152,500,841.13
  5. Step 5: Solve for x
    x = 4,290,152,500,841.13/2,981,151.11
  6. Step 6: Final answer
    x = 1,439,092.60

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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.