Home / 1,268,608.54-1,750,759.51-695,648.73

Finding the Fourth Proportional to 1,268,608.54, 1,750,759.51 and 695,648.73

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Solution

The fourth proportional to 1,268,608.54, 1,750,759.51 and 695,648.73 is: 960,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,608.54 : 1,750,759.51 = 695,648.73 : x
  2. Step 2: Convert to fraction form
    1,268,608.54/1,750,759.51 = 695,648.73/x
  3. Step 3: Cross multiply
    1,268,608.54x = 1,750,759.51 × 695,648.73
  4. Step 4: Simplify right side
    1,268,608.54x = 1,217,913,629,666.92
  5. Step 5: Solve for x
    x = 1,217,913,629,666.92/1,268,608.54
  6. Step 6: Final answer
    x = 960,038.96

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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.