Home / 2,917,129.79-4,376,161.25-1,234,247.87

Finding the Fourth Proportional to 2,917,129.79, 4,376,161.25 and 1,234,247.87

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Solution

The fourth proportional to 2,917,129.79, 4,376,161.25 and 1,234,247.87 is: 1,851,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,129.79 : 4,376,161.25 = 1,234,247.87 : x
  2. Step 2: Convert to fraction form
    2,917,129.79/4,376,161.25 = 1,234,247.87/x
  3. Step 3: Cross multiply
    2,917,129.79x = 4,376,161.25 × 1,234,247.87
  4. Step 4: Simplify right side
    2,917,129.79x = 5,401,267,701,589.04
  5. Step 5: Solve for x
    x = 5,401,267,701,589.04/2,917,129.79
  6. Step 6: Final answer
    x = 1,851,569.21

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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.