Home / 1,532,617.32-2,115,077.52-853,553.82

Finding the Fourth Proportional to 1,532,617.32, 2,115,077.52 and 853,553.82

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Solution

The fourth proportional to 1,532,617.32, 2,115,077.52 and 853,553.82 is: 1,177,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,617.32 : 2,115,077.52 = 853,553.82 : x
  2. Step 2: Convert to fraction form
    1,532,617.32/2,115,077.52 = 853,553.82/x
  3. Step 3: Cross multiply
    1,532,617.32x = 2,115,077.52 × 853,553.82
  4. Step 4: Simplify right side
    1,532,617.32x = 1,805,332,496,792.13
  5. Step 5: Solve for x
    x = 1,805,332,496,792.13/1,532,617.32
  6. Step 6: Final answer
    x = 1,177,940.82

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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.