Home / 3,102,057.78-4,280,701.70-1,795,100.43

Finding the Fourth Proportional to 3,102,057.78, 4,280,701.70 and 1,795,100.43

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Solution

The fourth proportional to 3,102,057.78, 4,280,701.70 and 1,795,100.43 is: 2,477,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,057.78 : 4,280,701.70 = 1,795,100.43 : x
  2. Step 2: Convert to fraction form
    3,102,057.78/4,280,701.70 = 1,795,100.43/x
  3. Step 3: Cross multiply
    3,102,057.78x = 4,280,701.70 × 1,795,100.43
  4. Step 4: Simplify right side
    3,102,057.78x = 7,684,289,462,371.73
  5. Step 5: Solve for x
    x = 7,684,289,462,371.73/3,102,057.78
  6. Step 6: Final answer
    x = 2,477,158.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.