Home / 1,174,438.27-1,620,697.24-691,034.72

Finding the Fourth Proportional to 1,174,438.27, 1,620,697.24 and 691,034.72

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Solution

The fourth proportional to 1,174,438.27, 1,620,697.24 and 691,034.72 is: 953,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,438.27 : 1,620,697.24 = 691,034.72 : x
  2. Step 2: Convert to fraction form
    1,174,438.27/1,620,697.24 = 691,034.72/x
  3. Step 3: Cross multiply
    1,174,438.27x = 1,620,697.24 × 691,034.72
  4. Step 4: Simplify right side
    1,174,438.27x = 1,119,958,065,324.90
  5. Step 5: Solve for x
    x = 1,119,958,065,324.90/1,174,438.27
  6. Step 6: Final answer
    x = 953,611.70

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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.