Home / 3,581,771.54-4,943,193.45-2,674,778.90

Finding the Fourth Proportional to 3,581,771.54, 4,943,193.45 and 2,674,778.90

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Solution

The fourth proportional to 3,581,771.54, 4,943,193.45 and 2,674,778.90 is: 3,691,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,771.54 : 4,943,193.45 = 2,674,778.90 : x
  2. Step 2: Convert to fraction form
    3,581,771.54/4,943,193.45 = 2,674,778.90/x
  3. Step 3: Cross multiply
    3,581,771.54x = 4,943,193.45 × 2,674,778.90
  4. Step 4: Simplify right side
    3,581,771.54x = 13,221,949,538,678.21
  5. Step 5: Solve for x
    x = 13,221,949,538,678.21/3,581,771.54
  6. Step 6: Final answer
    x = 3,691,455.30

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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.