Home / 2,777,566.45-3,831,498.41-1,615,882.21

Finding the Fourth Proportional to 2,777,566.45, 3,831,498.41 and 1,615,882.21

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Solution

The fourth proportional to 2,777,566.45, 3,831,498.41 and 1,615,882.21 is: 2,229,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,566.45 : 3,831,498.41 = 1,615,882.21 : x
  2. Step 2: Convert to fraction form
    2,777,566.45/3,831,498.41 = 1,615,882.21/x
  3. Step 3: Cross multiply
    2,777,566.45x = 3,831,498.41 × 1,615,882.21
  4. Step 4: Simplify right side
    2,777,566.45x = 6,191,250,110,282.88
  5. Step 5: Solve for x
    x = 6,191,250,110,282.88/2,777,566.45
  6. Step 6: Final answer
    x = 2,229,019.62

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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.