Home / 3,260,250.30-4,886,438.85-1,661,990.70

Finding the Fourth Proportional to 3,260,250.30, 4,886,438.85 and 1,661,990.70

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Solution

The fourth proportional to 3,260,250.30, 4,886,438.85 and 1,661,990.70 is: 2,490,979.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,250.30 : 4,886,438.85 = 1,661,990.70 : x
  2. Step 2: Convert to fraction form
    3,260,250.30/4,886,438.85 = 1,661,990.70/x
  3. Step 3: Cross multiply
    3,260,250.30x = 4,886,438.85 × 1,661,990.70
  4. Step 4: Simplify right side
    3,260,250.30x = 8,121,215,924,818.69
  5. Step 5: Solve for x
    x = 8,121,215,924,818.69/3,260,250.30
  6. Step 6: Final answer
    x = 2,490,979.27

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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.