Home / 2,008,109.95-3,012,755.45-809,415.25

Finding the Fourth Proportional to 2,008,109.95, 3,012,755.45 and 809,415.25

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Solution

The fourth proportional to 2,008,109.95, 3,012,755.45 and 809,415.25 is: 1,214,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,109.95 : 3,012,755.45 = 809,415.25 : x
  2. Step 2: Convert to fraction form
    2,008,109.95/3,012,755.45 = 809,415.25/x
  3. Step 3: Cross multiply
    2,008,109.95x = 3,012,755.45 × 809,415.25
  4. Step 4: Simplify right side
    2,008,109.95x = 2,438,570,194,171.65
  5. Step 5: Solve for x
    x = 2,438,570,194,171.65/2,008,109.95
  6. Step 6: Final answer
    x = 1,214,360.90

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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.