Home / 3,620,932.30-5,432,054.55-1,819,281.70

Finding the Fourth Proportional to 3,620,932.30, 5,432,054.55 and 1,819,281.70

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Solution

The fourth proportional to 3,620,932.30, 5,432,054.55 and 1,819,281.70 is: 2,729,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,932.30 : 5,432,054.55 = 1,819,281.70 : x
  2. Step 2: Convert to fraction form
    3,620,932.30/5,432,054.55 = 1,819,281.70/x
  3. Step 3: Cross multiply
    3,620,932.30x = 5,432,054.55 × 1,819,281.70
  4. Step 4: Simplify right side
    3,620,932.30x = 9,882,437,436,216.74
  5. Step 5: Solve for x
    x = 9,882,437,436,216.74/3,620,932.30
  6. Step 6: Final answer
    x = 2,729,252.20

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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.