Home / 2,011,878.20-3,019,146.82-947,224.73

Finding the Fourth Proportional to 2,011,878.20, 3,019,146.82 and 947,224.73

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Solution

The fourth proportional to 2,011,878.20, 3,019,146.82 and 947,224.73 is: 1,421,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,878.20 : 3,019,146.82 = 947,224.73 : x
  2. Step 2: Convert to fraction form
    2,011,878.20/3,019,146.82 = 947,224.73/x
  3. Step 3: Cross multiply
    2,011,878.20x = 3,019,146.82 × 947,224.73
  4. Step 4: Simplify right side
    2,011,878.20x = 2,859,810,536,584.66
  5. Step 5: Solve for x
    x = 2,859,810,536,584.66/2,011,878.20
  6. Step 6: Final answer
    x = 1,421,463.06

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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.