Home / 3,158,405.19-4,739,474.03-1,165,260.87

Finding the Fourth Proportional to 3,158,405.19, 4,739,474.03 and 1,165,260.87

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Solution

The fourth proportional to 3,158,405.19, 4,739,474.03 and 1,165,260.87 is: 1,748,579.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,405.19 : 4,739,474.03 = 1,165,260.87 : x
  2. Step 2: Convert to fraction form
    3,158,405.19/4,739,474.03 = 1,165,260.87/x
  3. Step 3: Cross multiply
    3,158,405.19x = 4,739,474.03 × 1,165,260.87
  4. Step 4: Simplify right side
    3,158,405.19x = 5,522,723,625,713.90
  5. Step 5: Solve for x
    x = 5,522,723,625,713.90/3,158,405.19
  6. Step 6: Final answer
    x = 1,748,579.83

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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.