Home / 1,340,976.99-2,012,729.66-488,872.23

Finding the Fourth Proportional to 1,340,976.99, 2,012,729.66 and 488,872.23

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Solution

The fourth proportional to 1,340,976.99, 2,012,729.66 and 488,872.23 is: 733,769.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,976.99 : 2,012,729.66 = 488,872.23 : x
  2. Step 2: Convert to fraction form
    1,340,976.99/2,012,729.66 = 488,872.23/x
  3. Step 3: Cross multiply
    1,340,976.99x = 2,012,729.66 × 488,872.23
  4. Step 4: Simplify right side
    1,340,976.99x = 983,967,634,826.98
  5. Step 5: Solve for x
    x = 983,967,634,826.98/1,340,976.99
  6. Step 6: Final answer
    x = 733,769.22

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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.