Home / 3,216,721.20-4,824,736.20-852,817.20

Finding the Fourth Proportional to 3,216,721.20, 4,824,736.20 and 852,817.20

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Solution

The fourth proportional to 3,216,721.20, 4,824,736.20 and 852,817.20 is: 1,279,134.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,721.20 : 4,824,736.20 = 852,817.20 : x
  2. Step 2: Convert to fraction form
    3,216,721.20/4,824,736.20 = 852,817.20/x
  3. Step 3: Cross multiply
    3,216,721.20x = 4,824,736.20 × 852,817.20
  4. Step 4: Simplify right side
    3,216,721.20x = 4,114,618,016,822.64
  5. Step 5: Solve for x
    x = 4,114,618,016,822.64/3,216,721.20
  6. Step 6: Final answer
    x = 1,279,134.17

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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.