Home / 1,679,387.60-2,519,081.40-557,456.60

Finding the Fourth Proportional to 1,679,387.60, 2,519,081.40 and 557,456.60

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Solution

The fourth proportional to 1,679,387.60, 2,519,081.40 and 557,456.60 is: 836,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,387.60 : 2,519,081.40 = 557,456.60 : x
  2. Step 2: Convert to fraction form
    1,679,387.60/2,519,081.40 = 557,456.60/x
  3. Step 3: Cross multiply
    1,679,387.60x = 2,519,081.40 × 557,456.60
  4. Step 4: Simplify right side
    1,679,387.60x = 1,404,278,552,367.24
  5. Step 5: Solve for x
    x = 1,404,278,552,367.24/1,679,387.60
  6. Step 6: Final answer
    x = 836,184.90

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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.