Home / 1,185,257.32-1,777,517.02-397,105

Finding the Fourth Proportional to 1,185,257.32, 1,777,517.02 and 397,105

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Solution

The fourth proportional to 1,185,257.32, 1,777,517.02 and 397,105 is: 595,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,257.32 : 1,777,517.02 = 397,105 : x
  2. Step 2: Convert to fraction form
    1,185,257.32/1,777,517.02 = 397,105/x
  3. Step 3: Cross multiply
    1,185,257.32x = 1,777,517.02 × 397,105
  4. Step 4: Simplify right side
    1,185,257.32x = 705,860,896,227.10
  5. Step 5: Solve for x
    x = 705,860,896,227.10/1,185,257.32
  6. Step 6: Final answer
    x = 595,533.88

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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.