Home / 1,330,601.10-1,836,230.25-718,753.87

Finding the Fourth Proportional to 1,330,601.10, 1,836,230.25 and 718,753.87

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Solution

The fourth proportional to 1,330,601.10, 1,836,230.25 and 718,753.87 is: 991,880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,601.10 : 1,836,230.25 = 718,753.87 : x
  2. Step 2: Convert to fraction form
    1,330,601.10/1,836,230.25 = 718,753.87/x
  3. Step 3: Cross multiply
    1,330,601.10x = 1,836,230.25 × 718,753.87
  4. Step 4: Simplify right side
    1,330,601.10x = 1,319,797,598,398.57
  5. Step 5: Solve for x
    x = 1,319,797,598,398.57/1,330,601.10
  6. Step 6: Final answer
    x = 991,880.74

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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.