Home / 1,012,305.20-1,396,914.72-582,516

Finding the Fourth Proportional to 1,012,305.20, 1,396,914.72 and 582,516

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Solution

The fourth proportional to 1,012,305.20, 1,396,914.72 and 582,516 is: 803,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,305.20 : 1,396,914.72 = 582,516 : x
  2. Step 2: Convert to fraction form
    1,012,305.20/1,396,914.72 = 582,516/x
  3. Step 3: Cross multiply
    1,012,305.20x = 1,396,914.72 × 582,516
  4. Step 4: Simplify right side
    1,012,305.20x = 813,725,175,035.52
  5. Step 5: Solve for x
    x = 813,725,175,035.52/1,012,305.20
  6. Step 6: Final answer
    x = 803,833.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.