Home / 1,044,115.10-1,566,172.65-545,414.30

Finding the Fourth Proportional to 1,044,115.10, 1,566,172.65 and 545,414.30

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Solution

The fourth proportional to 1,044,115.10, 1,566,172.65 and 545,414.30 is: 818,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,115.10 : 1,566,172.65 = 545,414.30 : x
  2. Step 2: Convert to fraction form
    1,044,115.10/1,566,172.65 = 545,414.30/x
  3. Step 3: Cross multiply
    1,044,115.10x = 1,566,172.65 × 545,414.30
  4. Step 4: Simplify right side
    1,044,115.10x = 854,212,959,578.90
  5. Step 5: Solve for x
    x = 854,212,959,578.90/1,044,115.10
  6. Step 6: Final answer
    x = 818,121.45

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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.