Home / 2,994,196.80-4,491,878.40-864,350.40

Finding the Fourth Proportional to 2,994,196.80, 4,491,878.40 and 864,350.40

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Solution

The fourth proportional to 2,994,196.80, 4,491,878.40 and 864,350.40 is: 1,296,693.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994,196.80 : 4,491,878.40 = 864,350.40 : x
  2. Step 2: Convert to fraction form
    2,994,196.80/4,491,878.40 = 864,350.40/x
  3. Step 3: Cross multiply
    2,994,196.80x = 4,491,878.40 × 864,350.40
  4. Step 4: Simplify right side
    2,994,196.80x = 3,882,556,891,791.36
  5. Step 5: Solve for x
    x = 3,882,556,891,791.36/2,994,196.80
  6. Step 6: Final answer
    x = 1,296,693.96

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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.