Home / 987,352.80-1,481,029.20-882,376.80

Finding the Fourth Proportional to 987,352.80, 1,481,029.20 and 882,376.80

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Solution

The fourth proportional to 987,352.80, 1,481,029.20 and 882,376.80 is: 1,323,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,352.80 : 1,481,029.20 = 882,376.80 : x
  2. Step 2: Convert to fraction form
    987,352.80/1,481,029.20 = 882,376.80/x
  3. Step 3: Cross multiply
    987,352.80x = 1,481,029.20 × 882,376.80
  4. Step 4: Simplify right side
    987,352.80x = 1,306,825,806,202.56
  5. Step 5: Solve for x
    x = 1,306,825,806,202.56/987,352.80
  6. Step 6: Final answer
    x = 1,323,565.20

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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.