Home / 2,868,906.57-4,303,927.71-819,584.80

Finding the Fourth Proportional to 2,868,906.57, 4,303,927.71 and 819,584.80

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Solution

The fourth proportional to 2,868,906.57, 4,303,927.71 and 819,584.80 is: 1,229,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,906.57 : 4,303,927.71 = 819,584.80 : x
  2. Step 2: Convert to fraction form
    2,868,906.57/4,303,927.71 = 819,584.80/x
  3. Step 3: Cross multiply
    2,868,906.57x = 4,303,927.71 × 819,584.80
  4. Step 4: Simplify right side
    2,868,906.57x = 3,527,433,720,654.99
  5. Step 5: Solve for x
    x = 3,527,433,720,654.99/2,868,906.57
  6. Step 6: Final answer
    x = 1,229,539.42

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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.