Home / 2,678,233.92-4,017,357.36-656,486.88

Finding the Fourth Proportional to 2,678,233.92, 4,017,357.36 and 656,486.88

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Solution

The fourth proportional to 2,678,233.92, 4,017,357.36 and 656,486.88 is: 984,731.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,233.92 : 4,017,357.36 = 656,486.88 : x
  2. Step 2: Convert to fraction form
    2,678,233.92/4,017,357.36 = 656,486.88/x
  3. Step 3: Cross multiply
    2,678,233.92x = 4,017,357.36 × 656,486.88
  4. Step 4: Simplify right side
    2,678,233.92x = 2,637,342,399,111.44
  5. Step 5: Solve for x
    x = 2,637,342,399,111.44/2,678,233.92
  6. Step 6: Final answer
    x = 984,731.91

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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.