Home / 2,190,492.40-3,279,287.40-1,632,002.80

Finding the Fourth Proportional to 2,190,492.40, 3,279,287.40 and 1,632,002.80

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Solution

The fourth proportional to 2,190,492.40, 3,279,287.40 and 1,632,002.80 is: 2,443,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,492.40 : 3,279,287.40 = 1,632,002.80 : x
  2. Step 2: Convert to fraction form
    2,190,492.40/3,279,287.40 = 1,632,002.80/x
  3. Step 3: Cross multiply
    2,190,492.40x = 3,279,287.40 × 1,632,002.80
  4. Step 4: Simplify right side
    2,190,492.40x = 5,351,806,218,804.72
  5. Step 5: Solve for x
    x = 5,351,806,218,804.72/2,190,492.40
  6. Step 6: Final answer
    x = 2,443,197.80

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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.