Home / 2,817,077.12-3,887,654.40-1,593,358.78

Finding the Fourth Proportional to 2,817,077.12, 3,887,654.40 and 1,593,358.78

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Solution

The fourth proportional to 2,817,077.12, 3,887,654.40 and 1,593,358.78 is: 2,198,884.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,077.12 : 3,887,654.40 = 1,593,358.78 : x
  2. Step 2: Convert to fraction form
    2,817,077.12/3,887,654.40 = 1,593,358.78/x
  3. Step 3: Cross multiply
    2,817,077.12x = 3,887,654.40 × 1,593,358.78
  4. Step 4: Simplify right side
    2,817,077.12x = 6,194,428,271,845.63
  5. Step 5: Solve for x
    x = 6,194,428,271,845.63/2,817,077.12
  6. Step 6: Final answer
    x = 2,198,884.88

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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.