Home / 1,331,204.57-1,837,062.21-719,357.61

Finding the Fourth Proportional to 1,331,204.57, 1,837,062.21 and 719,357.61

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Solution

The fourth proportional to 1,331,204.57, 1,837,062.21 and 719,357.61 is: 992,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,204.57 : 1,837,062.21 = 719,357.61 : x
  2. Step 2: Convert to fraction form
    1,331,204.57/1,837,062.21 = 719,357.61/x
  3. Step 3: Cross multiply
    1,331,204.57x = 1,837,062.21 × 719,357.61
  4. Step 4: Simplify right side
    1,331,204.57x = 1,321,504,671,621.61
  5. Step 5: Solve for x
    x = 1,321,504,671,621.61/1,331,204.57
  6. Step 6: Final answer
    x = 992,713.44

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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.