Home / 1,065,352.37-1,469,751.03-786,617.57

Finding the Fourth Proportional to 1,065,352.37, 1,469,751.03 and 786,617.57

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Solution

The fourth proportional to 1,065,352.37, 1,469,751.03 and 786,617.57 is: 1,085,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,352.37 : 1,469,751.03 = 786,617.57 : x
  2. Step 2: Convert to fraction form
    1,065,352.37/1,469,751.03 = 786,617.57/x
  3. Step 3: Cross multiply
    1,065,352.37x = 1,469,751.03 × 786,617.57
  4. Step 4: Simplify right side
    1,065,352.37x = 1,156,131,987,397.97
  5. Step 5: Solve for x
    x = 1,156,131,987,397.97/1,065,352.37
  6. Step 6: Final answer
    x = 1,085,210.89

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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.