Home / 4,411,821.18-6,612,010.34-1,981,179.66

Finding the Fourth Proportional to 4,411,821.18, 6,612,010.34 and 1,981,179.66

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Solution

The fourth proportional to 4,411,821.18, 6,612,010.34 and 1,981,179.66 is: 2,969,200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411,821.18 : 6,612,010.34 = 1,981,179.66 : x
  2. Step 2: Convert to fraction form
    4,411,821.18/6,612,010.34 = 1,981,179.66/x
  3. Step 3: Cross multiply
    4,411,821.18x = 6,612,010.34 × 1,981,179.66
  4. Step 4: Simplify right side
    4,411,821.18x = 13,099,580,387,411.79
  5. Step 5: Solve for x
    x = 13,099,580,387,411.79/4,411,821.18
  6. Step 6: Final answer
    x = 2,969,200.21

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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.