Home / 1,268,734.20-1,750,870.80-695,736.60

Finding the Fourth Proportional to 1,268,734.20, 1,750,870.80 and 695,736.60

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Solution

The fourth proportional to 1,268,734.20, 1,750,870.80 and 695,736.60 is: 960,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,734.20 : 1,750,870.80 = 695,736.60 : x
  2. Step 2: Convert to fraction form
    1,268,734.20/1,750,870.80 = 695,736.60/x
  3. Step 3: Cross multiply
    1,268,734.20x = 1,750,870.80 × 695,736.60
  4. Step 4: Simplify right side
    1,268,734.20x = 1,218,144,897,431.28
  5. Step 5: Solve for x
    x = 1,218,144,897,431.28/1,268,734.20
  6. Step 6: Final answer
    x = 960,126.16

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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.