Home / 3,748,374.30-5,172,198.45-2,116,749.30

Finding the Fourth Proportional to 3,748,374.30, 5,172,198.45 and 2,116,749.30

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Solution

The fourth proportional to 3,748,374.30, 5,172,198.45 and 2,116,749.30 is: 2,920,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,374.30 : 5,172,198.45 = 2,116,749.30 : x
  2. Step 2: Convert to fraction form
    3,748,374.30/5,172,198.45 = 2,116,749.30/x
  3. Step 3: Cross multiply
    3,748,374.30x = 5,172,198.45 × 2,116,749.30
  4. Step 4: Simplify right side
    3,748,374.30x = 10,948,247,448,498.58
  5. Step 5: Solve for x
    x = 10,948,247,448,498.58/3,748,374.30
  6. Step 6: Final answer
    x = 2,920,798.88

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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.