Home / 966,679.20-1,450,018.80-809,215.20

Finding the Fourth Proportional to 966,679.20, 1,450,018.80 and 809,215.20

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Solution

The fourth proportional to 966,679.20, 1,450,018.80 and 809,215.20 is: 1,213,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,679.20 : 1,450,018.80 = 809,215.20 : x
  2. Step 2: Convert to fraction form
    966,679.20/1,450,018.80 = 809,215.20/x
  3. Step 3: Cross multiply
    966,679.20x = 1,450,018.80 × 809,215.20
  4. Step 4: Simplify right side
    966,679.20x = 1,173,377,253,245.76
  5. Step 5: Solve for x
    x = 1,173,377,253,245.76/966,679.20
  6. Step 6: Final answer
    x = 1,213,822.80

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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.