Home / 2,859,736.40-4,288,337.40-965,963.60

Finding the Fourth Proportional to 2,859,736.40, 4,288,337.40 and 965,963.60

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Solution

The fourth proportional to 2,859,736.40, 4,288,337.40 and 965,963.60 is: 1,448,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,736.40 : 4,288,337.40 = 965,963.60 : x
  2. Step 2: Convert to fraction form
    2,859,736.40/4,288,337.40 = 965,963.60/x
  3. Step 3: Cross multiply
    2,859,736.40x = 4,288,337.40 × 965,963.60
  4. Step 4: Simplify right side
    2,859,736.40x = 4,142,377,832,918.64
  5. Step 5: Solve for x
    x = 4,142,377,832,918.64/2,859,736.40
  6. Step 6: Final answer
    x = 1,448,517.36

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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.