Home / 1,339,839.20-1,848,957.12-736,214.24

Finding the Fourth Proportional to 1,339,839.20, 1,848,957.12 and 736,214.24

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Solution

The fourth proportional to 1,339,839.20, 1,848,957.12 and 736,214.24 is: 1,015,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,839.20 : 1,848,957.12 = 736,214.24 : x
  2. Step 2: Convert to fraction form
    1,339,839.20/1,848,957.12 = 736,214.24/x
  3. Step 3: Cross multiply
    1,339,839.20x = 1,848,957.12 × 736,214.24
  4. Step 4: Simplify right side
    1,339,839.20x = 1,361,228,560,893.39
  5. Step 5: Solve for x
    x = 1,361,228,560,893.39/1,339,839.20
  6. Step 6: Final answer
    x = 1,015,964.13

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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.