Home / 1,276,579.80-1,915,560.90-566,717.40

Finding the Fourth Proportional to 1,276,579.80, 1,915,560.90 and 566,717.40

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Solution

The fourth proportional to 1,276,579.80, 1,915,560.90 and 566,717.40 is: 850,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,579.80 : 1,915,560.90 = 566,717.40 : x
  2. Step 2: Convert to fraction form
    1,276,579.80/1,915,560.90 = 566,717.40/x
  3. Step 3: Cross multiply
    1,276,579.80x = 1,915,560.90 × 566,717.40
  4. Step 4: Simplify right side
    1,276,579.80x = 1,085,581,692,789.66
  5. Step 5: Solve for x
    x = 1,085,581,692,789.66/1,276,579.80
  6. Step 6: Final answer
    x = 850,382.95

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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.