Home / 2,120,073.44-3,178,825.88-951,378.35

Finding the Fourth Proportional to 2,120,073.44, 3,178,825.88 and 951,378.35

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Solution

The fourth proportional to 2,120,073.44, 3,178,825.88 and 951,378.35 is: 1,426,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,073.44 : 3,178,825.88 = 951,378.35 : x
  2. Step 2: Convert to fraction form
    2,120,073.44/3,178,825.88 = 951,378.35/x
  3. Step 3: Cross multiply
    2,120,073.44x = 3,178,825.88 × 951,378.35
  4. Step 4: Simplify right side
    2,120,073.44x = 3,024,266,100,000.68
  5. Step 5: Solve for x
    x = 3,024,266,100,000.68/2,120,073.44
  6. Step 6: Final answer
    x = 1,426,491.20

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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.