Home / 2,284,708.80-3,428,375.40-865,783.20

Finding the Fourth Proportional to 2,284,708.80, 3,428,375.40 and 865,783.20

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Solution

The fourth proportional to 2,284,708.80, 3,428,375.40 and 865,783.20 is: 1,299,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284,708.80 : 3,428,375.40 = 865,783.20 : x
  2. Step 2: Convert to fraction form
    2,284,708.80/3,428,375.40 = 865,783.20/x
  3. Step 3: Cross multiply
    2,284,708.80x = 3,428,375.40 × 865,783.20
  4. Step 4: Simplify right side
    2,284,708.80x = 2,968,229,824,613.28
  5. Step 5: Solve for x
    x = 2,968,229,824,613.28/2,284,708.80
  6. Step 6: Final answer
    x = 1,299,172.05

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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.