Home / 2,942,640-4,388,209.20-2,915,735.04

Finding the Fourth Proportional to 2,942,640, 4,388,209.20 and 2,915,735.04

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Solution

The fourth proportional to 2,942,640, 4,388,209.20 and 2,915,735.04 is: 4,348,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,640 : 4,388,209.20 = 2,915,735.04 : x
  2. Step 2: Convert to fraction form
    2,942,640/4,388,209.20 = 2,915,735.04/x
  3. Step 3: Cross multiply
    2,942,640x = 4,388,209.20 × 2,915,735.04
  4. Step 4: Simplify right side
    2,942,640x = 12,794,855,327,290.37
  5. Step 5: Solve for x
    x = 12,794,855,327,290.37/2,942,640
  6. Step 6: Final answer
    x = 4,348,087.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.