Home / 3,560,138.12-5,340,207.14-864,445.16

Finding the Fourth Proportional to 3,560,138.12, 5,340,207.14 and 864,445.16

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Solution

The fourth proportional to 3,560,138.12, 5,340,207.14 and 864,445.16 is: 1,296,667.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,138.12 : 5,340,207.14 = 864,445.16 : x
  2. Step 2: Convert to fraction form
    3,560,138.12/5,340,207.14 = 864,445.16/x
  3. Step 3: Cross multiply
    3,560,138.12x = 5,340,207.14 × 864,445.16
  4. Step 4: Simplify right side
    3,560,138.12x = 4,616,316,215,570.44
  5. Step 5: Solve for x
    x = 4,616,316,215,570.44/3,560,138.12
  6. Step 6: Final answer
    x = 1,296,667.73

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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.