Home / 1,801,125.56-2,702,749.10-664,687.46

Finding the Fourth Proportional to 1,801,125.56, 2,702,749.10 and 664,687.46

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Solution

The fourth proportional to 1,801,125.56, 2,702,749.10 and 664,687.46 is: 997,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,125.56 : 2,702,749.10 = 664,687.46 : x
  2. Step 2: Convert to fraction form
    1,801,125.56/2,702,749.10 = 664,687.46/x
  3. Step 3: Cross multiply
    1,801,125.56x = 2,702,749.10 × 664,687.46
  4. Step 4: Simplify right side
    1,801,125.56x = 1,796,483,437,729.72
  5. Step 5: Solve for x
    x = 1,796,483,437,729.72/1,801,125.56
  6. Step 6: Final answer
    x = 997,422.65

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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.