Home / 2,579,559.12-3,869,425.40-1,159,619.92

Finding the Fourth Proportional to 2,579,559.12, 3,869,425.40 and 1,159,619.92

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Solution

The fourth proportional to 2,579,559.12, 3,869,425.40 and 1,159,619.92 is: 1,739,468.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,559.12 : 3,869,425.40 = 1,159,619.92 : x
  2. Step 2: Convert to fraction form
    2,579,559.12/3,869,425.40 = 1,159,619.92/x
  3. Step 3: Cross multiply
    2,579,559.12x = 3,869,425.40 × 1,159,619.92
  4. Step 4: Simplify right side
    2,579,559.12x = 4,487,062,772,793.97
  5. Step 5: Solve for x
    x = 4,487,062,772,793.97/2,579,559.12
  6. Step 6: Final answer
    x = 1,739,468.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.