Home / 2,680,002.40-4,018,621.20-996,239.20

Finding the Fourth Proportional to 2,680,002.40, 4,018,621.20 and 996,239.20

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Solution

The fourth proportional to 2,680,002.40, 4,018,621.20 and 996,239.20 is: 1,493,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,002.40 : 4,018,621.20 = 996,239.20 : x
  2. Step 2: Convert to fraction form
    2,680,002.40/4,018,621.20 = 996,239.20/x
  3. Step 3: Cross multiply
    2,680,002.40x = 4,018,621.20 × 996,239.20
  4. Step 4: Simplify right side
    2,680,002.40x = 4,003,507,969,391.04
  5. Step 5: Solve for x
    x = 4,003,507,969,391.04/2,680,002.40
  6. Step 6: Final answer
    x = 1,493,844.92

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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.