Home / 1,349,631.52-1,861,218.48-866,344.48

Finding the Fourth Proportional to 1,349,631.52, 1,861,218.48 and 866,344.48

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Solution

The fourth proportional to 1,349,631.52, 1,861,218.48 and 866,344.48 is: 1,194,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,631.52 : 1,861,218.48 = 866,344.48 : x
  2. Step 2: Convert to fraction form
    1,349,631.52/1,861,218.48 = 866,344.48/x
  3. Step 3: Cross multiply
    1,349,631.52x = 1,861,218.48 × 866,344.48
  4. Step 4: Simplify right side
    1,349,631.52x = 1,612,456,356,221.99
  5. Step 5: Solve for x
    x = 1,612,456,356,221.99/1,349,631.52
  6. Step 6: Final answer
    x = 1,194,738.22

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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.