Home / 2,287,822.80-3,155,883.75-1,426,888.38

Finding the Fourth Proportional to 2,287,822.80, 3,155,883.75 and 1,426,888.38

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Solution

The fourth proportional to 2,287,822.80, 3,155,883.75 and 1,426,888.38 is: 1,968,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,822.80 : 3,155,883.75 = 1,426,888.38 : x
  2. Step 2: Convert to fraction form
    2,287,822.80/3,155,883.75 = 1,426,888.38/x
  3. Step 3: Cross multiply
    2,287,822.80x = 3,155,883.75 × 1,426,888.38
  4. Step 4: Simplify right side
    2,287,822.80x = 4,503,093,851,505.82
  5. Step 5: Solve for x
    x = 4,503,093,851,505.82/2,287,822.80
  6. Step 6: Final answer
    x = 1,968,287.86

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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.