Home / 3,040,743.51-4,196,045.16-1,663,812.54

Finding the Fourth Proportional to 3,040,743.51, 4,196,045.16 and 1,663,812.54

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Solution

The fourth proportional to 3,040,743.51, 4,196,045.16 and 1,663,812.54 is: 2,295,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,743.51 : 4,196,045.16 = 1,663,812.54 : x
  2. Step 2: Convert to fraction form
    3,040,743.51/4,196,045.16 = 1,663,812.54/x
  3. Step 3: Cross multiply
    3,040,743.51x = 4,196,045.16 × 1,663,812.54
  4. Step 4: Simplify right side
    3,040,743.51x = 6,981,432,555,614.31
  5. Step 5: Solve for x
    x = 6,981,432,555,614.31/3,040,743.51
  6. Step 6: Final answer
    x = 2,295,962.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.