Home / 2,234,451-3,083,516.46-1,215,838.20

Finding the Fourth Proportional to 2,234,451, 3,083,516.46 and 1,215,838.20

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Solution

The fourth proportional to 2,234,451, 3,083,516.46 and 1,215,838.20 is: 1,677,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234,451 : 3,083,516.46 = 1,215,838.20 : x
  2. Step 2: Convert to fraction form
    2,234,451/3,083,516.46 = 1,215,838.20/x
  3. Step 3: Cross multiply
    2,234,451x = 3,083,516.46 × 1,215,838.20
  4. Step 4: Simplify right side
    2,234,451x = 3,749,057,102,396.77
  5. Step 5: Solve for x
    x = 3,749,057,102,396.77/2,234,451
  6. Step 6: Final answer
    x = 1,677,842.61

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1.5x scale

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.