Home / 2,888,402.82-3,986,120.43-1,599,243.21

Finding the Fourth Proportional to 2,888,402.82, 3,986,120.43 and 1,599,243.21

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Solution

The fourth proportional to 2,888,402.82, 3,986,120.43 and 1,599,243.21 is: 2,207,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,402.82 : 3,986,120.43 = 1,599,243.21 : x
  2. Step 2: Convert to fraction form
    2,888,402.82/3,986,120.43 = 1,599,243.21/x
  3. Step 3: Cross multiply
    2,888,402.82x = 3,986,120.43 × 1,599,243.21
  4. Step 4: Simplify right side
    2,888,402.82x = 6,374,776,031,919.78
  5. Step 5: Solve for x
    x = 6,374,776,031,919.78/2,888,402.82
  6. Step 6: Final answer
    x = 2,207,024.58

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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.