Home / 3,419,022.66-5,128,391.40-894,622.02

Finding the Fourth Proportional to 3,419,022.66, 5,128,391.40 and 894,622.02

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Solution

The fourth proportional to 3,419,022.66, 5,128,391.40 and 894,622.02 is: 1,341,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,022.66 : 5,128,391.40 = 894,622.02 : x
  2. Step 2: Convert to fraction form
    3,419,022.66/5,128,391.40 = 894,622.02/x
  3. Step 3: Cross multiply
    3,419,022.66x = 5,128,391.40 × 894,622.02
  4. Step 4: Simplify right side
    3,419,022.66x = 4,587,971,873,618.63
  5. Step 5: Solve for x
    x = 4,587,971,873,618.63/3,419,022.66
  6. Step 6: Final answer
    x = 1,341,895.72

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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.