Home / 1,147,414.80-1,720,891.80-548,374.80

Finding the Fourth Proportional to 1,147,414.80, 1,720,891.80 and 548,374.80

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Solution

The fourth proportional to 1,147,414.80, 1,720,891.80 and 548,374.80 is: 822,452.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,414.80 : 1,720,891.80 = 548,374.80 : x
  2. Step 2: Convert to fraction form
    1,147,414.80/1,720,891.80 = 548,374.80/x
  3. Step 3: Cross multiply
    1,147,414.80x = 1,720,891.80 × 548,374.80
  4. Step 4: Simplify right side
    1,147,414.80x = 943,693,696,646.64
  5. Step 5: Solve for x
    x = 943,693,696,646.64/1,147,414.80
  6. Step 6: Final answer
    x = 822,452.09

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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.