Home / 3,125,668.04-4,687,568.94-1,328,543.72

Finding the Fourth Proportional to 3,125,668.04, 4,687,568.94 and 1,328,543.72

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Solution

The fourth proportional to 3,125,668.04, 4,687,568.94 and 1,328,543.72 is: 1,992,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,668.04 : 4,687,568.94 = 1,328,543.72 : x
  2. Step 2: Convert to fraction form
    3,125,668.04/4,687,568.94 = 1,328,543.72/x
  3. Step 3: Cross multiply
    3,125,668.04x = 4,687,568.94 × 1,328,543.72
  4. Step 4: Simplify right side
    3,125,668.04x = 6,227,640,277,304.06
  5. Step 5: Solve for x
    x = 6,227,640,277,304.06/3,125,668.04
  6. Step 6: Final answer
    x = 1,992,418.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.