Home / 2,615,504.80-3,923,257.20-1,353,719.20

Finding the Fourth Proportional to 2,615,504.80, 3,923,257.20 and 1,353,719.20

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Solution

The fourth proportional to 2,615,504.80, 3,923,257.20 and 1,353,719.20 is: 2,030,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,504.80 : 3,923,257.20 = 1,353,719.20 : x
  2. Step 2: Convert to fraction form
    2,615,504.80/3,923,257.20 = 1,353,719.20/x
  3. Step 3: Cross multiply
    2,615,504.80x = 3,923,257.20 × 1,353,719.20
  4. Step 4: Simplify right side
    2,615,504.80x = 5,310,988,598,178.24
  5. Step 5: Solve for x
    x = 5,310,988,598,178.24/2,615,504.80
  6. Step 6: Final answer
    x = 2,030,578.80

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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.