Home / 2,759,974.95-4,139,961.21-738,166.35

Finding the Fourth Proportional to 2,759,974.95, 4,139,961.21 and 738,166.35

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Solution

The fourth proportional to 2,759,974.95, 4,139,961.21 and 738,166.35 is: 1,107,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,974.95 : 4,139,961.21 = 738,166.35 : x
  2. Step 2: Convert to fraction form
    2,759,974.95/4,139,961.21 = 738,166.35/x
  3. Step 3: Cross multiply
    2,759,974.95x = 4,139,961.21 × 738,166.35
  4. Step 4: Simplify right side
    2,759,974.95x = 3,055,980,055,527.28
  5. Step 5: Solve for x
    x = 3,055,980,055,527.28/2,759,974.95
  6. Step 6: Final answer
    x = 1,107,249.20

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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.