Home / 1,326,242.97-1,830,215.25-722,630.97

Finding the Fourth Proportional to 1,326,242.97, 1,830,215.25 and 722,630.97

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Solution

The fourth proportional to 1,326,242.97, 1,830,215.25 and 722,630.97 is: 997,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,242.97 : 1,830,215.25 = 722,630.97 : x
  2. Step 2: Convert to fraction form
    1,326,242.97/1,830,215.25 = 722,630.97/x
  3. Step 3: Cross multiply
    1,326,242.97x = 1,830,215.25 × 722,630.97
  4. Step 4: Simplify right side
    1,326,242.97x = 1,322,570,221,416.29
  5. Step 5: Solve for x
    x = 1,322,570,221,416.29/1,326,242.97
  6. Step 6: Final answer
    x = 997,230.71

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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.