Home / 1,373,803.20-2,060,704.80-1,108,082.70

Finding the Fourth Proportional to 1,373,803.20, 2,060,704.80 and 1,108,082.70

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Solution

The fourth proportional to 1,373,803.20, 2,060,704.80 and 1,108,082.70 is: 1,662,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,803.20 : 2,060,704.80 = 1,108,082.70 : x
  2. Step 2: Convert to fraction form
    1,373,803.20/2,060,704.80 = 1,108,082.70/x
  3. Step 3: Cross multiply
    1,373,803.20x = 2,060,704.80 × 1,108,082.70
  4. Step 4: Simplify right side
    1,373,803.20x = 2,283,431,338,686.96
  5. Step 5: Solve for x
    x = 2,283,431,338,686.96/1,373,803.20
  6. Step 6: Final answer
    x = 1,662,124.05

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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.