Home / 5,082,650.12-7,014,057.20-2,790,810.82

Finding the Fourth Proportional to 5,082,650.12, 7,014,057.20 and 2,790,810.82

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Solution

The fourth proportional to 5,082,650.12, 7,014,057.20 and 2,790,810.82 is: 3,851,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082,650.12 : 7,014,057.20 = 2,790,810.82 : x
  2. Step 2: Convert to fraction form
    5,082,650.12/7,014,057.20 = 2,790,810.82/x
  3. Step 3: Cross multiply
    5,082,650.12x = 7,014,057.20 × 2,790,810.82
  4. Step 4: Simplify right side
    5,082,650.12x = 19,574,906,725,858.90
  5. Step 5: Solve for x
    x = 19,574,906,725,858.90/5,082,650.12
  6. Step 6: Final answer
    x = 3,851,318.95

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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.