Home / 1,268,270.74-1,750,213.20-695,298.61

Finding the Fourth Proportional to 1,268,270.74, 1,750,213.20 and 695,298.61

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Solution

The fourth proportional to 1,268,270.74, 1,750,213.20 and 695,298.61 is: 959,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,270.74 : 1,750,213.20 = 695,298.61 : x
  2. Step 2: Convert to fraction form
    1,268,270.74/1,750,213.20 = 695,298.61/x
  3. Step 3: Cross multiply
    1,268,270.74x = 1,750,213.20 × 695,298.61
  4. Step 4: Simplify right side
    1,268,270.74x = 1,216,920,805,163.65
  5. Step 5: Solve for x
    x = 1,216,920,805,163.65/1,268,270.74
  6. Step 6: Final answer
    x = 959,511.85

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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.