Home / 3,581,291.55-4,942,021.23-1,949,657.52

Finding the Fourth Proportional to 3,581,291.55, 4,942,021.23 and 1,949,657.52

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Solution

The fourth proportional to 3,581,291.55, 4,942,021.23 and 1,949,657.52 is: 2,690,439.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,291.55 : 4,942,021.23 = 1,949,657.52 : x
  2. Step 2: Convert to fraction form
    3,581,291.55/4,942,021.23 = 1,949,657.52/x
  3. Step 3: Cross multiply
    3,581,291.55x = 4,942,021.23 × 1,949,657.52
  4. Step 4: Simplify right side
    3,581,291.55x = 9,635,248,855,069.15
  5. Step 5: Solve for x
    x = 9,635,248,855,069.15/3,581,291.55
  6. Step 6: Final answer
    x = 2,690,439.67

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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.