Home / 2,101,892.28-2,900,620.20-1,184,132.43

Finding the Fourth Proportional to 2,101,892.28, 2,900,620.20 and 1,184,132.43

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Solution

The fourth proportional to 2,101,892.28, 2,900,620.20 and 1,184,132.43 is: 1,634,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,892.28 : 2,900,620.20 = 1,184,132.43 : x
  2. Step 2: Convert to fraction form
    2,101,892.28/2,900,620.20 = 1,184,132.43/x
  3. Step 3: Cross multiply
    2,101,892.28x = 2,900,620.20 × 1,184,132.43
  4. Step 4: Simplify right side
    2,101,892.28x = 3,434,718,445,933.09
  5. Step 5: Solve for x
    x = 3,434,718,445,933.09/2,101,892.28
  6. Step 6: Final answer
    x = 1,634,107.74

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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.