Home / 1,965,517.60-2,948,276.40-635,821.60

Finding the Fourth Proportional to 1,965,517.60, 2,948,276.40 and 635,821.60

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Solution

The fourth proportional to 1,965,517.60, 2,948,276.40 and 635,821.60 is: 953,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,517.60 : 2,948,276.40 = 635,821.60 : x
  2. Step 2: Convert to fraction form
    1,965,517.60/2,948,276.40 = 635,821.60/x
  3. Step 3: Cross multiply
    1,965,517.60x = 2,948,276.40 × 635,821.60
  4. Step 4: Simplify right side
    1,965,517.60x = 1,874,577,817,890.24
  5. Step 5: Solve for x
    x = 1,874,577,817,890.24/1,965,517.60
  6. Step 6: Final answer
    x = 953,732.40

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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.