Home / 3,216,673.20-4,825,009.80-852,769.20

Finding the Fourth Proportional to 3,216,673.20, 4,825,009.80 and 852,769.20

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Solution

The fourth proportional to 3,216,673.20, 4,825,009.80 and 852,769.20 is: 1,279,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,673.20 : 4,825,009.80 = 852,769.20 : x
  2. Step 2: Convert to fraction form
    3,216,673.20/4,825,009.80 = 852,769.20/x
  3. Step 3: Cross multiply
    3,216,673.20x = 4,825,009.80 × 852,769.20
  4. Step 4: Simplify right side
    3,216,673.20x = 4,114,619,747,138.16
  5. Step 5: Solve for x
    x = 4,114,619,747,138.16/3,216,673.20
  6. Step 6: Final answer
    x = 1,279,153.80

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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.