Home / 2,278,492.20-3,417,300.90-681,107.40

Finding the Fourth Proportional to 2,278,492.20, 3,417,300.90 and 681,107.40

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Solution

The fourth proportional to 2,278,492.20, 3,417,300.90 and 681,107.40 is: 1,021,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,492.20 : 3,417,300.90 = 681,107.40 : x
  2. Step 2: Convert to fraction form
    2,278,492.20/3,417,300.90 = 681,107.40/x
  3. Step 3: Cross multiply
    2,278,492.20x = 3,417,300.90 × 681,107.40
  4. Step 4: Simplify right side
    2,278,492.20x = 2,327,548,931,016.66
  5. Step 5: Solve for x
    x = 2,327,548,931,016.66/2,278,492.20
  6. Step 6: Final answer
    x = 1,021,530.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.