Home / 4,939,849.95-7,397,815.95-3,419,272.59

Finding the Fourth Proportional to 4,939,849.95, 7,397,815.95 and 3,419,272.59

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Solution

The fourth proportional to 4,939,849.95, 7,397,815.95 and 3,419,272.59 is: 5,120,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939,849.95 : 7,397,815.95 = 3,419,272.59 : x
  2. Step 2: Convert to fraction form
    4,939,849.95/7,397,815.95 = 3,419,272.59/x
  3. Step 3: Cross multiply
    4,939,849.95x = 7,397,815.95 × 3,419,272.59
  4. Step 4: Simplify right side
    4,939,849.95x = 25,295,149,303,699.81
  5. Step 5: Solve for x
    x = 25,295,149,303,699.81/4,939,849.95
  6. Step 6: Final answer
    x = 5,120,631.10

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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.