Home / 1,006,077.43-1,388,584.11-576,645.40

Finding the Fourth Proportional to 1,006,077.43, 1,388,584.11 and 576,645.40

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Solution

The fourth proportional to 1,006,077.43, 1,388,584.11 and 576,645.40 is: 795,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,077.43 : 1,388,584.11 = 576,645.40 : x
  2. Step 2: Convert to fraction form
    1,006,077.43/1,388,584.11 = 576,645.40/x
  3. Step 3: Cross multiply
    1,006,077.43x = 1,388,584.11 × 576,645.40
  4. Step 4: Simplify right side
    1,006,077.43x = 800,720,639,544.59
  5. Step 5: Solve for x
    x = 800,720,639,544.59/1,006,077.43
  6. Step 6: Final answer
    x = 795,883.71

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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.