Home / 1,275,424.45-1,760,050.27-694,634.87

Finding the Fourth Proportional to 1,275,424.45, 1,760,050.27 and 694,634.87

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Solution

The fourth proportional to 1,275,424.45, 1,760,050.27 and 694,634.87 is: 958,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,424.45 : 1,760,050.27 = 694,634.87 : x
  2. Step 2: Convert to fraction form
    1,275,424.45/1,760,050.27 = 694,634.87/x
  3. Step 3: Cross multiply
    1,275,424.45x = 1,760,050.27 × 694,634.87
  4. Step 4: Simplify right side
    1,275,424.45x = 1,222,592,290,494.91
  5. Step 5: Solve for x
    x = 1,222,592,290,494.91/1,275,424.45
  6. Step 6: Final answer
    x = 958,576.80

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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.