Home / 1,207,941.30-1,667,310.21-749,196.18

Finding the Fourth Proportional to 1,207,941.30, 1,667,310.21 and 749,196.18

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Solution

The fourth proportional to 1,207,941.30, 1,667,310.21 and 749,196.18 is: 1,034,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,941.30 : 1,667,310.21 = 749,196.18 : x
  2. Step 2: Convert to fraction form
    1,207,941.30/1,667,310.21 = 749,196.18/x
  3. Step 3: Cross multiply
    1,207,941.30x = 1,667,310.21 × 749,196.18
  4. Step 4: Simplify right side
    1,207,941.30x = 1,249,142,440,207.00
  5. Step 5: Solve for x
    x = 1,249,142,440,207.00/1,207,941.30
  6. Step 6: Final answer
    x = 1,034,108.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.