Home / 3,959,617.10-5,464,271.54-2,148,781.10

Finding the Fourth Proportional to 3,959,617.10, 5,464,271.54 and 2,148,781.10

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Solution

The fourth proportional to 3,959,617.10, 5,464,271.54 and 2,148,781.10 is: 2,965,317.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,617.10 : 5,464,271.54 = 2,148,781.10 : x
  2. Step 2: Convert to fraction form
    3,959,617.10/5,464,271.54 = 2,148,781.10/x
  3. Step 3: Cross multiply
    3,959,617.10x = 5,464,271.54 × 2,148,781.10
  4. Step 4: Simplify right side
    3,959,617.10x = 11,741,523,388,470.49
  5. Step 5: Solve for x
    x = 11,741,523,388,470.49/3,959,617.10
  6. Step 6: Final answer
    x = 2,965,317.88

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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.