Home / 3,853,765.94-5,781,939.39-1,260,190.29

Finding the Fourth Proportional to 3,853,765.94, 5,781,939.39 and 1,260,190.29

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Solution

The fourth proportional to 3,853,765.94, 5,781,939.39 and 1,260,190.29 is: 1,890,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,765.94 : 5,781,939.39 = 1,260,190.29 : x
  2. Step 2: Convert to fraction form
    3,853,765.94/5,781,939.39 = 1,260,190.29/x
  3. Step 3: Cross multiply
    3,853,765.94x = 5,781,939.39 × 1,260,190.29
  4. Step 4: Simplify right side
    3,853,765.94x = 7,286,343,876,646.52
  5. Step 5: Solve for x
    x = 7,286,343,876,646.52/3,853,765.94
  6. Step 6: Final answer
    x = 1,890,707.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.