Home / 2,929,823.67-4,042,960.65-1,622,987.22

Finding the Fourth Proportional to 2,929,823.67, 4,042,960.65 and 1,622,987.22

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Solution

The fourth proportional to 2,929,823.67, 4,042,960.65 and 1,622,987.22 is: 2,239,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,823.67 : 4,042,960.65 = 1,622,987.22 : x
  2. Step 2: Convert to fraction form
    2,929,823.67/4,042,960.65 = 1,622,987.22/x
  3. Step 3: Cross multiply
    2,929,823.67x = 4,042,960.65 × 1,622,987.22
  4. Step 4: Simplify right side
    2,929,823.67x = 6,561,673,465,912.89
  5. Step 5: Solve for x
    x = 6,561,673,465,912.89/2,929,823.67
  6. Step 6: Final answer
    x = 2,239,613.78

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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.