Home / 1,131,725.04-1,561,793.60-622,435.92

Finding the Fourth Proportional to 1,131,725.04, 1,561,793.60 and 622,435.92

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Solution

The fourth proportional to 1,131,725.04, 1,561,793.60 and 622,435.92 is: 858,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,725.04 : 1,561,793.60 = 622,435.92 : x
  2. Step 2: Convert to fraction form
    1,131,725.04/1,561,793.60 = 622,435.92/x
  3. Step 3: Cross multiply
    1,131,725.04x = 1,561,793.60 × 622,435.92
  4. Step 4: Simplify right side
    1,131,725.04x = 972,116,436,266.11
  5. Step 5: Solve for x
    x = 972,116,436,266.11/1,131,725.04
  6. Step 6: Final answer
    x = 858,968.74

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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.