Home / 1,065,307.11-1,469,741.81-629,633.01

Finding the Fourth Proportional to 1,065,307.11, 1,469,741.81 and 629,633.01

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Solution

The fourth proportional to 1,065,307.11, 1,469,741.81 and 629,633.01 is: 868,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,307.11 : 1,469,741.81 = 629,633.01 : x
  2. Step 2: Convert to fraction form
    1,065,307.11/1,469,741.81 = 629,633.01/x
  3. Step 3: Cross multiply
    1,065,307.11x = 1,469,741.81 × 629,633.01
  4. Step 4: Simplify right side
    1,065,307.11x = 925,397,965,658.20
  5. Step 5: Solve for x
    x = 925,397,965,658.20/1,065,307.11
  6. Step 6: Final answer
    x = 868,667.79

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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.