Home / 1,268,331.78-1,750,314.93-695,370.60

Finding the Fourth Proportional to 1,268,331.78, 1,750,314.93 and 695,370.60

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Solution

The fourth proportional to 1,268,331.78, 1,750,314.93 and 695,370.60 is: 959,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,331.78 : 1,750,314.93 = 695,370.60 : x
  2. Step 2: Convert to fraction form
    1,268,331.78/1,750,314.93 = 695,370.60/x
  3. Step 3: Cross multiply
    1,268,331.78x = 1,750,314.93 × 695,370.60
  4. Step 4: Simplify right side
    1,268,331.78x = 1,217,117,543,063.06
  5. Step 5: Solve for x
    x = 1,217,117,543,063.06/1,268,331.78
  6. Step 6: Final answer
    x = 959,620.79

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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.