Home / 3,918,828.06-5,878,613.61-1,522,857.78

Finding the Fourth Proportional to 3,918,828.06, 5,878,613.61 and 1,522,857.78

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Solution

The fourth proportional to 3,918,828.06, 5,878,613.61 and 1,522,857.78 is: 2,284,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,828.06 : 5,878,613.61 = 1,522,857.78 : x
  2. Step 2: Convert to fraction form
    3,918,828.06/5,878,613.61 = 1,522,857.78/x
  3. Step 3: Cross multiply
    3,918,828.06x = 5,878,613.61 × 1,522,857.78
  4. Step 4: Simplify right side
    3,918,828.06x = 8,952,292,471,602.39
  5. Step 5: Solve for x
    x = 8,952,292,471,602.39/3,918,828.06
  6. Step 6: Final answer
    x = 2,284,431.04

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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.