Home / 1,373,200.80-2,060,384.40-662,863.20

Finding the Fourth Proportional to 1,373,200.80, 2,060,384.40 and 662,863.20

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Solution

The fourth proportional to 1,373,200.80, 2,060,384.40 and 662,863.20 is: 994,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,200.80 : 2,060,384.40 = 662,863.20 : x
  2. Step 2: Convert to fraction form
    1,373,200.80/2,060,384.40 = 662,863.20/x
  3. Step 3: Cross multiply
    1,373,200.80x = 2,060,384.40 × 662,863.20
  4. Step 4: Simplify right side
    1,373,200.80x = 1,365,752,996,614.08
  5. Step 5: Solve for x
    x = 1,365,752,996,614.08/1,373,200.80
  6. Step 6: Final answer
    x = 994,576.32

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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.