Home / 1,245,723.12-1,719,034.32-701,891.04

Finding the Fourth Proportional to 1,245,723.12, 1,719,034.32 and 701,891.04

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Solution

The fourth proportional to 1,245,723.12, 1,719,034.32 and 701,891.04 is: 968,573.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,723.12 : 1,719,034.32 = 701,891.04 : x
  2. Step 2: Convert to fraction form
    1,245,723.12/1,719,034.32 = 701,891.04/x
  3. Step 3: Cross multiply
    1,245,723.12x = 1,719,034.32 × 701,891.04
  4. Step 4: Simplify right side
    1,245,723.12x = 1,206,574,786,660.49
  5. Step 5: Solve for x
    x = 1,206,574,786,660.49/1,245,723.12
  6. Step 6: Final answer
    x = 968,573.81

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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.