Home / 3,108,115.46-4,662,671.41-1,311,263.61

Finding the Fourth Proportional to 3,108,115.46, 4,662,671.41 and 1,311,263.61

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Solution

The fourth proportional to 3,108,115.46, 4,662,671.41 and 1,311,263.61 is: 1,967,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,115.46 : 4,662,671.41 = 1,311,263.61 : x
  2. Step 2: Convert to fraction form
    3,108,115.46/4,662,671.41 = 1,311,263.61/x
  3. Step 3: Cross multiply
    3,108,115.46x = 4,662,671.41 × 1,311,263.61
  4. Step 4: Simplify right side
    3,108,115.46x = 6,113,991,329,474.45
  5. Step 5: Solve for x
    x = 6,113,991,329,474.45/3,108,115.46
  6. Step 6: Final answer
    x = 1,967,105.60

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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.