Home / 3,067,321.20-4,600,981.80-908,424.15

Finding the Fourth Proportional to 3,067,321.20, 4,600,981.80 and 908,424.15

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Solution

The fourth proportional to 3,067,321.20, 4,600,981.80 and 908,424.15 is: 1,362,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,321.20 : 4,600,981.80 = 908,424.15 : x
  2. Step 2: Convert to fraction form
    3,067,321.20/4,600,981.80 = 908,424.15/x
  3. Step 3: Cross multiply
    3,067,321.20x = 4,600,981.80 × 908,424.15
  4. Step 4: Simplify right side
    3,067,321.20x = 4,179,642,980,830.47
  5. Step 5: Solve for x
    x = 4,179,642,980,830.47/3,067,321.20
  6. Step 6: Final answer
    x = 1,362,636.23

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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.