Home / 1,257,059.62-1,734,781.62-713,218.33

Finding the Fourth Proportional to 1,257,059.62, 1,734,781.62 and 713,218.33

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Solution

The fourth proportional to 1,257,059.62, 1,734,781.62 and 713,218.33 is: 984,263.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,059.62 : 1,734,781.62 = 713,218.33 : x
  2. Step 2: Convert to fraction form
    1,257,059.62/1,734,781.62 = 713,218.33/x
  3. Step 3: Cross multiply
    1,257,059.62x = 1,734,781.62 × 713,218.33
  4. Step 4: Simplify right side
    1,257,059.62x = 1,237,278,049,931.09
  5. Step 5: Solve for x
    x = 1,237,278,049,931.09/1,257,059.62
  6. Step 6: Final answer
    x = 984,263.62

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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.