Home / 1,268,642.16-1,750,750.20-695,648.16

Finding the Fourth Proportional to 1,268,642.16, 1,750,750.20 and 695,648.16

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Solution

The fourth proportional to 1,268,642.16, 1,750,750.20 and 695,648.16 is: 960,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,642.16 : 1,750,750.20 = 695,648.16 : x
  2. Step 2: Convert to fraction form
    1,268,642.16/1,750,750.20 = 695,648.16/x
  3. Step 3: Cross multiply
    1,268,642.16x = 1,750,750.20 × 695,648.16
  4. Step 4: Simplify right side
    1,268,642.16x = 1,217,906,155,249.63
  5. Step 5: Solve for x
    x = 1,217,906,155,249.63/1,268,642.16
  6. Step 6: Final answer
    x = 960,007.63

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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.