Home / 1,769,960.31-2,442,540.74-965,144.31

Finding the Fourth Proportional to 1,769,960.31, 2,442,540.74 and 965,144.31

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Solution

The fourth proportional to 1,769,960.31, 2,442,540.74 and 965,144.31 is: 1,331,896.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,960.31 : 2,442,540.74 = 965,144.31 : x
  2. Step 2: Convert to fraction form
    1,769,960.31/2,442,540.74 = 965,144.31/x
  3. Step 3: Cross multiply
    1,769,960.31x = 2,442,540.74 × 965,144.31
  4. Step 4: Simplify right side
    1,769,960.31x = 2,357,404,292,328.47
  5. Step 5: Solve for x
    x = 2,357,404,292,328.47/1,769,960.31
  6. Step 6: Final answer
    x = 1,331,896.70

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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.