Home / 1,933,436.88-2,900,450.40-986,290.88

Finding the Fourth Proportional to 1,933,436.88, 2,900,450.40 and 986,290.88

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Solution

The fourth proportional to 1,933,436.88, 2,900,450.40 and 986,290.88 is: 1,479,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,436.88 : 2,900,450.40 = 986,290.88 : x
  2. Step 2: Convert to fraction form
    1,933,436.88/2,900,450.40 = 986,290.88/x
  3. Step 3: Cross multiply
    1,933,436.88x = 2,900,450.40 × 986,290.88
  4. Step 4: Simplify right side
    1,933,436.88x = 2,860,687,777,412.35
  5. Step 5: Solve for x
    x = 2,860,687,777,412.35/1,933,436.88
  6. Step 6: Final answer
    x = 1,479,586.85

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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.