Home / 3,218,898.31-4,440,981.03-1,994,757.19

Finding the Fourth Proportional to 3,218,898.31, 4,440,981.03 and 1,994,757.19

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Solution

The fourth proportional to 3,218,898.31, 4,440,981.03 and 1,994,757.19 is: 2,752,084.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,898.31 : 4,440,981.03 = 1,994,757.19 : x
  2. Step 2: Convert to fraction form
    3,218,898.31/4,440,981.03 = 1,994,757.19/x
  3. Step 3: Cross multiply
    3,218,898.31x = 4,440,981.03 × 1,994,757.19
  4. Step 4: Simplify right side
    3,218,898.31x = 8,858,678,823,357.53
  5. Step 5: Solve for x
    x = 8,858,678,823,357.53/3,218,898.31
  6. Step 6: Final answer
    x = 2,752,084.09

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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.