Home / 2,668,657.38-4,003,400.78-896,144.10

Finding the Fourth Proportional to 2,668,657.38, 4,003,400.78 and 896,144.10

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Solution

The fourth proportional to 2,668,657.38, 4,003,400.78 and 896,144.10 is: 1,344,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,657.38 : 4,003,400.78 = 896,144.10 : x
  2. Step 2: Convert to fraction form
    2,668,657.38/4,003,400.78 = 896,144.10/x
  3. Step 3: Cross multiply
    2,668,657.38x = 4,003,400.78 × 896,144.10
  4. Step 4: Simplify right side
    2,668,657.38x = 3,587,623,988,932.40
  5. Step 5: Solve for x
    x = 3,587,623,988,932.40/2,668,657.38
  6. Step 6: Final answer
    x = 1,344,355.41

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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.