Home / 1,616,891.20-2,424,923.11-479,387.41

Finding the Fourth Proportional to 1,616,891.20, 2,424,923.11 and 479,387.41

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Solution

The fourth proportional to 1,616,891.20, 2,424,923.11 and 479,387.41 is: 718,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,891.20 : 2,424,923.11 = 479,387.41 : x
  2. Step 2: Convert to fraction form
    1,616,891.20/2,424,923.11 = 479,387.41/x
  3. Step 3: Cross multiply
    1,616,891.20x = 2,424,923.11 × 479,387.41
  4. Step 4: Simplify right side
    1,616,891.20x = 1,162,477,609,152.05
  5. Step 5: Solve for x
    x = 1,162,477,609,152.05/1,616,891.20
  6. Step 6: Final answer
    x = 718,958.46

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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.