Home / 1,577,899.80-2,368,404.90-780,082.20

Finding the Fourth Proportional to 1,577,899.80, 2,368,404.90 and 780,082.20

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Solution

The fourth proportional to 1,577,899.80, 2,368,404.90 and 780,082.20 is: 1,170,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,899.80 : 2,368,404.90 = 780,082.20 : x
  2. Step 2: Convert to fraction form
    1,577,899.80/2,368,404.90 = 780,082.20/x
  3. Step 3: Cross multiply
    1,577,899.80x = 2,368,404.90 × 780,082.20
  4. Step 4: Simplify right side
    1,577,899.80x = 1,847,550,504,882.78
  5. Step 5: Solve for x
    x = 1,847,550,504,882.78/1,577,899.80
  6. Step 6: Final answer
    x = 1,170,892.16

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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.