Home / 1,242,476.15-1,714,758.26-691,246.44

Finding the Fourth Proportional to 1,242,476.15, 1,714,758.26 and 691,246.44

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Solution

The fourth proportional to 1,242,476.15, 1,714,758.26 and 691,246.44 is: 953,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,476.15 : 1,714,758.26 = 691,246.44 : x
  2. Step 2: Convert to fraction form
    1,242,476.15/1,714,758.26 = 691,246.44/x
  3. Step 3: Cross multiply
    1,242,476.15x = 1,714,758.26 × 691,246.44
  4. Step 4: Simplify right side
    1,242,476.15x = 1,185,320,539,229.36
  5. Step 5: Solve for x
    x = 1,185,320,539,229.36/1,242,476.15
  6. Step 6: Final answer
    x = 953,998.63

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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.