Home / 2,190,712.46-3,283,131.36-1,704,981.12

Finding the Fourth Proportional to 2,190,712.46, 3,283,131.36 and 1,704,981.12

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Solution

The fourth proportional to 2,190,712.46, 3,283,131.36 and 1,704,981.12 is: 2,555,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,712.46 : 3,283,131.36 = 1,704,981.12 : x
  2. Step 2: Convert to fraction form
    2,190,712.46/3,283,131.36 = 1,704,981.12/x
  3. Step 3: Cross multiply
    2,190,712.46x = 3,283,131.36 × 1,704,981.12
  4. Step 4: Simplify right side
    2,190,712.46x = 5,597,676,977,361.86
  5. Step 5: Solve for x
    x = 5,597,676,977,361.86/2,190,712.46
  6. Step 6: Final answer
    x = 2,555,185.63

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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.