Home / 1,149,773.50-1,586,336.20-666,245.22

Finding the Fourth Proportional to 1,149,773.50, 1,586,336.20 and 666,245.22

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Solution

The fourth proportional to 1,149,773.50, 1,586,336.20 and 666,245.22 is: 919,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,773.50 : 1,586,336.20 = 666,245.22 : x
  2. Step 2: Convert to fraction form
    1,149,773.50/1,586,336.20 = 666,245.22/x
  3. Step 3: Cross multiply
    1,149,773.50x = 1,586,336.20 × 666,245.22
  4. Step 4: Simplify right side
    1,149,773.50x = 1,056,888,910,562.96
  5. Step 5: Solve for x
    x = 1,056,888,910,562.96/1,149,773.50
  6. Step 6: Final answer
    x = 919,214.88

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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.