Home / 3,808,572.52-5,251,047.78-2,788,205.80

Finding the Fourth Proportional to 3,808,572.52, 5,251,047.78 and 2,788,205.80

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Solution

The fourth proportional to 3,808,572.52, 5,251,047.78 and 2,788,205.80 is: 3,844,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,572.52 : 5,251,047.78 = 2,788,205.80 : x
  2. Step 2: Convert to fraction form
    3,808,572.52/5,251,047.78 = 2,788,205.80/x
  3. Step 3: Cross multiply
    3,808,572.52x = 5,251,047.78 × 2,788,205.80
  4. Step 4: Simplify right side
    3,808,572.52x = 14,641,001,876,273.12
  5. Step 5: Solve for x
    x = 14,641,001,876,273.12/3,808,572.52
  6. Step 6: Final answer
    x = 3,844,222.95

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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.