Home / 1,268,419.92-1,750,406-695,458.64

Finding the Fourth Proportional to 1,268,419.92, 1,750,406 and 695,458.64

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Solution

The fourth proportional to 1,268,419.92, 1,750,406 and 695,458.64 is: 959,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,419.92 : 1,750,406 = 695,458.64 : x
  2. Step 2: Convert to fraction form
    1,268,419.92/1,750,406 = 695,458.64/x
  3. Step 3: Cross multiply
    1,268,419.92x = 1,750,406 × 695,458.64
  4. Step 4: Simplify right side
    1,268,419.92x = 1,217,334,976,207.84
  5. Step 5: Solve for x
    x = 1,217,334,976,207.84/1,268,419.92
  6. Step 6: Final answer
    x = 959,725.53

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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.