Home / 1,943,032.38-2,680,469.55-1,263,721.02

Finding the Fourth Proportional to 1,943,032.38, 2,680,469.55 and 1,263,721.02

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Solution

The fourth proportional to 1,943,032.38, 2,680,469.55 and 1,263,721.02 is: 1,743,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,032.38 : 2,680,469.55 = 1,263,721.02 : x
  2. Step 2: Convert to fraction form
    1,943,032.38/2,680,469.55 = 1,263,721.02/x
  3. Step 3: Cross multiply
    1,943,032.38x = 2,680,469.55 × 1,263,721.02
  4. Step 4: Simplify right side
    1,943,032.38x = 3,387,365,713,804.94
  5. Step 5: Solve for x
    x = 3,387,365,713,804.94/1,943,032.38
  6. Step 6: Final answer
    x = 1,743,339.82

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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.