Home / 1,264,134.42-1,744,505.64-691,174.98

Finding the Fourth Proportional to 1,264,134.42, 1,744,505.64 and 691,174.98

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Solution

The fourth proportional to 1,264,134.42, 1,744,505.64 and 691,174.98 is: 953,821.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,134.42 : 1,744,505.64 = 691,174.98 : x
  2. Step 2: Convert to fraction form
    1,264,134.42/1,744,505.64 = 691,174.98/x
  3. Step 3: Cross multiply
    1,264,134.42x = 1,744,505.64 × 691,174.98
  4. Step 4: Simplify right side
    1,264,134.42x = 1,205,758,650,836.89
  5. Step 5: Solve for x
    x = 1,205,758,650,836.89/1,264,134.42
  6. Step 6: Final answer
    x = 953,821.55

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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.