Home / 1,266,767.68-1,748,105.94-722,893.72

Finding the Fourth Proportional to 1,266,767.68, 1,748,105.94 and 722,893.72

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Solution

The fourth proportional to 1,266,767.68, 1,748,105.94 and 722,893.72 is: 997,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,767.68 : 1,748,105.94 = 722,893.72 : x
  2. Step 2: Convert to fraction form
    1,266,767.68/1,748,105.94 = 722,893.72/x
  3. Step 3: Cross multiply
    1,266,767.68x = 1,748,105.94 × 722,893.72
  4. Step 4: Simplify right side
    1,266,767.68x = 1,263,694,805,920.70
  5. Step 5: Solve for x
    x = 1,263,694,805,920.70/1,266,767.68
  6. Step 6: Final answer
    x = 997,574.24

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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.