Home / 2,685,471.57-4,029,178.55-1,659,601.13

Finding the Fourth Proportional to 2,685,471.57, 4,029,178.55 and 1,659,601.13

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Solution

The fourth proportional to 2,685,471.57, 4,029,178.55 and 1,659,601.13 is: 2,490,001.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,471.57 : 4,029,178.55 = 1,659,601.13 : x
  2. Step 2: Convert to fraction form
    2,685,471.57/4,029,178.55 = 1,659,601.13/x
  3. Step 3: Cross multiply
    2,685,471.57x = 4,029,178.55 × 1,659,601.13
  4. Step 4: Simplify right side
    2,685,471.57x = 6,686,829,246,107.86
  5. Step 5: Solve for x
    x = 6,686,829,246,107.86/2,685,471.57
  6. Step 6: Final answer
    x = 2,490,001.88

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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.