Home / 2,451,818.42-3,678,555.27-1,085,403.65

Finding the Fourth Proportional to 2,451,818.42, 3,678,555.27 and 1,085,403.65

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Solution

The fourth proportional to 2,451,818.42, 3,678,555.27 and 1,085,403.65 is: 1,628,471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451,818.42 : 3,678,555.27 = 1,085,403.65 : x
  2. Step 2: Convert to fraction form
    2,451,818.42/3,678,555.27 = 1,085,403.65/x
  3. Step 3: Cross multiply
    2,451,818.42x = 3,678,555.27 × 1,085,403.65
  4. Step 4: Simplify right side
    2,451,818.42x = 3,992,717,309,359.51
  5. Step 5: Solve for x
    x = 3,992,717,309,359.51/2,451,818.42
  6. Step 6: Final answer
    x = 1,628,471.87

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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.