Home / 2,888,740.97-3,990,614.85-2,307,200.56

Finding the Fourth Proportional to 2,888,740.97, 3,990,614.85 and 2,307,200.56

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Solution

The fourth proportional to 2,888,740.97, 3,990,614.85 and 2,307,200.56 is: 3,187,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,740.97 : 3,990,614.85 = 2,307,200.56 : x
  2. Step 2: Convert to fraction form
    2,888,740.97/3,990,614.85 = 2,307,200.56/x
  3. Step 3: Cross multiply
    2,888,740.97x = 3,990,614.85 × 2,307,200.56
  4. Step 4: Simplify right side
    2,888,740.97x = 9,207,148,806,687.78
  5. Step 5: Solve for x
    x = 9,207,148,806,687.78/2,888,740.97
  6. Step 6: Final answer
    x = 3,187,253.16

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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.