Home / 2,843,148.12-4,264,093.20-820,953.12

Finding the Fourth Proportional to 2,843,148.12, 4,264,093.20 and 820,953.12

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Solution

The fourth proportional to 2,843,148.12, 4,264,093.20 and 820,953.12 is: 1,231,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,148.12 : 4,264,093.20 = 820,953.12 : x
  2. Step 2: Convert to fraction form
    2,843,148.12/4,264,093.20 = 820,953.12/x
  3. Step 3: Cross multiply
    2,843,148.12x = 4,264,093.20 × 820,953.12
  4. Step 4: Simplify right side
    2,843,148.12x = 3,500,620,616,510.78
  5. Step 5: Solve for x
    x = 3,500,620,616,510.78/2,843,148.12
  6. Step 6: Final answer
    x = 1,231,248.06

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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.