Home / 1,044,505.42-1,566,758.14-689,436.38

Finding the Fourth Proportional to 1,044,505.42, 1,566,758.14 and 689,436.38

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Solution

The fourth proportional to 1,044,505.42, 1,566,758.14 and 689,436.38 is: 1,034,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,505.42 : 1,566,758.14 = 689,436.38 : x
  2. Step 2: Convert to fraction form
    1,044,505.42/1,566,758.14 = 689,436.38/x
  3. Step 3: Cross multiply
    1,044,505.42x = 1,566,758.14 × 689,436.38
  4. Step 4: Simplify right side
    1,044,505.42x = 1,080,180,062,570.44
  5. Step 5: Solve for x
    x = 1,080,180,062,570.44/1,044,505.42
  6. Step 6: Final answer
    x = 1,034,154.58

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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.