Home / 1,687,202.16-2,328,338.88-923,255.76

Finding the Fourth Proportional to 1,687,202.16, 2,328,338.88 and 923,255.76

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Solution

The fourth proportional to 1,687,202.16, 2,328,338.88 and 923,255.76 is: 1,274,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,202.16 : 2,328,338.88 = 923,255.76 : x
  2. Step 2: Convert to fraction form
    1,687,202.16/2,328,338.88 = 923,255.76/x
  3. Step 3: Cross multiply
    1,687,202.16x = 2,328,338.88 × 923,255.76
  4. Step 4: Simplify right side
    1,687,202.16x = 2,149,652,282,191.95
  5. Step 5: Solve for x
    x = 2,149,652,282,191.95/1,687,202.16
  6. Step 6: Final answer
    x = 1,274,092.89

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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.