Home / 1,044,540.57-1,566,810.87-689,471.53

Finding the Fourth Proportional to 1,044,540.57, 1,566,810.87 and 689,471.53

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Solution

The fourth proportional to 1,044,540.57, 1,566,810.87 and 689,471.53 is: 1,034,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,540.57 : 1,566,810.87 = 689,471.53 : x
  2. Step 2: Convert to fraction form
    1,044,540.57/1,566,810.87 = 689,471.53/x
  3. Step 3: Cross multiply
    1,044,540.57x = 1,566,810.87 × 689,471.53
  4. Step 4: Simplify right side
    1,044,540.57x = 1,080,271,487,759.53
  5. Step 5: Solve for x
    x = 1,080,271,487,759.53/1,044,540.57
  6. Step 6: Final answer
    x = 1,034,207.30

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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.