Home / 3,958,387.92-5,462,552.52-2,147,513.04

Finding the Fourth Proportional to 3,958,387.92, 5,462,552.52 and 2,147,513.04

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Solution

The fourth proportional to 3,958,387.92, 5,462,552.52 and 2,147,513.04 is: 2,963,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,387.92 : 5,462,552.52 = 2,147,513.04 : x
  2. Step 2: Convert to fraction form
    3,958,387.92/5,462,552.52 = 2,147,513.04/x
  3. Step 3: Cross multiply
    3,958,387.92x = 5,462,552.52 × 2,147,513.04
  4. Step 4: Simplify right side
    3,958,387.92x = 11,730,902,768,384.86
  5. Step 5: Solve for x
    x = 11,730,902,768,384.86/3,958,387.92
  6. Step 6: Final answer
    x = 2,963,555.62

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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.