Home / 1,446,474.79-1,996,131.90-826,266.55

Finding the Fourth Proportional to 1,446,474.79, 1,996,131.90 and 826,266.55

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Solution

The fourth proportional to 1,446,474.79, 1,996,131.90 and 826,266.55 is: 1,140,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,474.79 : 1,996,131.90 = 826,266.55 : x
  2. Step 2: Convert to fraction form
    1,446,474.79/1,996,131.90 = 826,266.55/x
  3. Step 3: Cross multiply
    1,446,474.79x = 1,996,131.90 × 826,266.55
  4. Step 4: Simplify right side
    1,446,474.79x = 1,649,337,018,357.95
  5. Step 5: Solve for x
    x = 1,649,337,018,357.95/1,446,474.79
  6. Step 6: Final answer
    x = 1,140,245.95

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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.