Home / 814,493.92-1,124,063.24-451,986.36

Finding the Fourth Proportional to 814,493.92, 1,124,063.24 and 451,986.36

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Solution

The fourth proportional to 814,493.92, 1,124,063.24 and 451,986.36 is: 623,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,493.92 : 1,124,063.24 = 451,986.36 : x
  2. Step 2: Convert to fraction form
    814,493.92/1,124,063.24 = 451,986.36/x
  3. Step 3: Cross multiply
    814,493.92x = 1,124,063.24 × 451,986.36
  4. Step 4: Simplify right side
    814,493.92x = 508,061,252,257.41
  5. Step 5: Solve for x
    x = 508,061,252,257.41/814,493.92
  6. Step 6: Final answer
    x = 623,775.38

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Double scale
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1.5x scale

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.