Home / 1,257,626.43-1,736,677.26-798,888.87

Finding the Fourth Proportional to 1,257,626.43, 1,736,677.26 and 798,888.87

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Solution

The fourth proportional to 1,257,626.43, 1,736,677.26 and 798,888.87 is: 1,103,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,626.43 : 1,736,677.26 = 798,888.87 : x
  2. Step 2: Convert to fraction form
    1,257,626.43/1,736,677.26 = 798,888.87/x
  3. Step 3: Cross multiply
    1,257,626.43x = 1,736,677.26 × 798,888.87
  4. Step 4: Simplify right side
    1,257,626.43x = 1,387,412,133,796.10
  5. Step 5: Solve for x
    x = 1,387,412,133,796.10/1,257,626.43
  6. Step 6: Final answer
    x = 1,103,198.93

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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.