Home / 2,840,240.70-4,260,382.65-946,979.10

Finding the Fourth Proportional to 2,840,240.70, 4,260,382.65 and 946,979.10

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Solution

The fourth proportional to 2,840,240.70, 4,260,382.65 and 946,979.10 is: 1,420,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,240.70 : 4,260,382.65 = 946,979.10 : x
  2. Step 2: Convert to fraction form
    2,840,240.70/4,260,382.65 = 946,979.10/x
  3. Step 3: Cross multiply
    2,840,240.70x = 4,260,382.65 × 946,979.10
  4. Step 4: Simplify right side
    2,840,240.70x = 4,034,493,327,552.62
  5. Step 5: Solve for x
    x = 4,034,493,327,552.62/2,840,240.70
  6. Step 6: Final answer
    x = 1,420,475.85

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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.