Home / 1,349,112.60-1,861,780.25-737,274.75

Finding the Fourth Proportional to 1,349,112.60, 1,861,780.25 and 737,274.75

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Solution

The fourth proportional to 1,349,112.60, 1,861,780.25 and 737,274.75 is: 1,017,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,112.60 : 1,861,780.25 = 737,274.75 : x
  2. Step 2: Convert to fraction form
    1,349,112.60/1,861,780.25 = 737,274.75/x
  3. Step 3: Cross multiply
    1,349,112.60x = 1,861,780.25 × 737,274.75
  4. Step 4: Simplify right side
    1,349,112.60x = 1,372,643,568,373.69
  5. Step 5: Solve for x
    x = 1,372,643,568,373.69/1,349,112.60
  6. Step 6: Final answer
    x = 1,017,441.81

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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.