Home / 1,474,318.28-2,035,187.03-991,163.66

Finding the Fourth Proportional to 1,474,318.28, 2,035,187.03 and 991,163.66

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Solution

The fourth proportional to 1,474,318.28, 2,035,187.03 and 991,163.66 is: 1,368,227.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,318.28 : 2,035,187.03 = 991,163.66 : x
  2. Step 2: Convert to fraction form
    1,474,318.28/2,035,187.03 = 991,163.66/x
  3. Step 3: Cross multiply
    1,474,318.28x = 2,035,187.03 × 991,163.66
  4. Step 4: Simplify right side
    1,474,318.28x = 2,017,203,417,741.30
  5. Step 5: Solve for x
    x = 2,017,203,417,741.30/1,474,318.28
  6. Step 6: Final answer
    x = 1,368,227.91

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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.