Home / 3,873,461.64-5,345,165.04-2,131,098.18

Finding the Fourth Proportional to 3,873,461.64, 5,345,165.04 and 2,131,098.18

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Solution

The fourth proportional to 3,873,461.64, 5,345,165.04 and 2,131,098.18 is: 2,940,798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,461.64 : 5,345,165.04 = 2,131,098.18 : x
  2. Step 2: Convert to fraction form
    3,873,461.64/5,345,165.04 = 2,131,098.18/x
  3. Step 3: Cross multiply
    3,873,461.64x = 5,345,165.04 × 2,131,098.18
  4. Step 4: Simplify right side
    3,873,461.64x = 11,391,071,488,543.63
  5. Step 5: Solve for x
    x = 11,391,071,488,543.63/3,873,461.64
  6. Step 6: Final answer
    x = 2,940,798.84

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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.