Home / 1,275,125.25-1,759,672.86-702,164.07

Finding the Fourth Proportional to 1,275,125.25, 1,759,672.86 and 702,164.07

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Solution

The fourth proportional to 1,275,125.25, 1,759,672.86 and 702,164.07 is: 968,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,125.25 : 1,759,672.86 = 702,164.07 : x
  2. Step 2: Convert to fraction form
    1,275,125.25/1,759,672.86 = 702,164.07/x
  3. Step 3: Cross multiply
    1,275,125.25x = 1,759,672.86 × 702,164.07
  4. Step 4: Simplify right side
    1,275,125.25x = 1,235,579,057,246.14
  5. Step 5: Solve for x
    x = 1,235,579,057,246.14/1,275,125.25
  6. Step 6: Final answer
    x = 968,986.42

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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.