Home / 1,941,709.92-2,912,562.34-521,766.04

Finding the Fourth Proportional to 1,941,709.92, 2,912,562.34 and 521,766.04

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Solution

The fourth proportional to 1,941,709.92, 2,912,562.34 and 521,766.04 is: 782,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,709.92 : 2,912,562.34 = 521,766.04 : x
  2. Step 2: Convert to fraction form
    1,941,709.92/2,912,562.34 = 521,766.04/x
  3. Step 3: Cross multiply
    1,941,709.92x = 2,912,562.34 × 521,766.04
  4. Step 4: Simplify right side
    1,941,709.92x = 1,519,676,118,394.93
  5. Step 5: Solve for x
    x = 1,519,676,118,394.93/1,941,709.92
  6. Step 6: Final answer
    x = 782,648.38

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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.