Home / 1,326,272.97-1,830,256.73-722,660.97

Finding the Fourth Proportional to 1,326,272.97, 1,830,256.73 and 722,660.97

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Solution

The fourth proportional to 1,326,272.97, 1,830,256.73 and 722,660.97 is: 997,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,272.97 : 1,830,256.73 = 722,660.97 : x
  2. Step 2: Convert to fraction form
    1,326,272.97/1,830,256.73 = 722,660.97/x
  3. Step 3: Cross multiply
    1,326,272.97x = 1,830,256.73 × 722,660.97
  4. Step 4: Simplify right side
    1,326,272.97x = 1,322,655,109,810.96
  5. Step 5: Solve for x
    x = 1,322,655,109,810.96/1,326,272.97
  6. Step 6: Final answer
    x = 997,272.16

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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.