Home / 2,284,696.80-3,428,357.40-865,771.20

Finding the Fourth Proportional to 2,284,696.80, 3,428,357.40 and 865,771.20

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Solution

The fourth proportional to 2,284,696.80, 3,428,357.40 and 865,771.20 is: 1,299,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284,696.80 : 3,428,357.40 = 865,771.20 : x
  2. Step 2: Convert to fraction form
    2,284,696.80/3,428,357.40 = 865,771.20/x
  3. Step 3: Cross multiply
    2,284,696.80x = 3,428,357.40 × 865,771.20
  4. Step 4: Simplify right side
    2,284,696.80x = 2,968,173,100,226.88
  5. Step 5: Solve for x
    x = 2,968,173,100,226.88/2,284,696.80
  6. Step 6: Final answer
    x = 1,299,154.05

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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.