Home / 2,161,522.32-2,982,922.95-1,181,489.37

Finding the Fourth Proportional to 2,161,522.32, 2,982,922.95 and 1,181,489.37

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Solution

The fourth proportional to 2,161,522.32, 2,982,922.95 and 1,181,489.37 is: 1,630,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,522.32 : 2,982,922.95 = 1,181,489.37 : x
  2. Step 2: Convert to fraction form
    2,161,522.32/2,982,922.95 = 1,181,489.37/x
  3. Step 3: Cross multiply
    2,161,522.32x = 2,982,922.95 × 1,181,489.37
  4. Step 4: Simplify right side
    2,161,522.32x = 3,524,291,756,954.04
  5. Step 5: Solve for x
    x = 3,524,291,756,954.04/2,161,522.32
  6. Step 6: Final answer
    x = 1,630,467.44

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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.