Home / 1,049,704.38-1,449,289.26-807,559.74

Finding the Fourth Proportional to 1,049,704.38, 1,449,289.26 and 807,559.74

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Solution

The fourth proportional to 1,049,704.38, 1,449,289.26 and 807,559.74 is: 1,114,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,704.38 : 1,449,289.26 = 807,559.74 : x
  2. Step 2: Convert to fraction form
    1,049,704.38/1,449,289.26 = 807,559.74/x
  3. Step 3: Cross multiply
    1,049,704.38x = 1,449,289.26 × 807,559.74
  4. Step 4: Simplify right side
    1,049,704.38x = 1,170,387,657,990.39
  5. Step 5: Solve for x
    x = 1,170,387,657,990.39/1,049,704.38
  6. Step 6: Final answer
    x = 1,114,968.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.