Home / 986,493.60-1,479,740.40-827,061.30

Finding the Fourth Proportional to 986,493.60, 1,479,740.40 and 827,061.30

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Solution

The fourth proportional to 986,493.60, 1,479,740.40 and 827,061.30 is: 1,240,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,493.60 : 1,479,740.40 = 827,061.30 : x
  2. Step 2: Convert to fraction form
    986,493.60/1,479,740.40 = 827,061.30/x
  3. Step 3: Cross multiply
    986,493.60x = 1,479,740.40 × 827,061.30
  4. Step 4: Simplify right side
    986,493.60x = 1,223,836,018,886.52
  5. Step 5: Solve for x
    x = 1,223,836,018,886.52/986,493.60
  6. Step 6: Final answer
    x = 1,240,591.95

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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.