Home / 1,332,933.57-1,839,444.29-721,086.15

Finding the Fourth Proportional to 1,332,933.57, 1,839,444.29 and 721,086.15

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Solution

The fourth proportional to 1,332,933.57, 1,839,444.29 and 721,086.15 is: 995,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,933.57 : 1,839,444.29 = 721,086.15 : x
  2. Step 2: Convert to fraction form
    1,332,933.57/1,839,444.29 = 721,086.15/x
  3. Step 3: Cross multiply
    1,332,933.57x = 1,839,444.29 × 721,086.15
  4. Step 4: Simplify right side
    1,332,933.57x = 1,326,397,796,865.27
  5. Step 5: Solve for x
    x = 1,326,397,796,865.27/1,332,933.57
  6. Step 6: Final answer
    x = 995,096.70

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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.