Home / 2,209,604.75-3,315,216.75-930,534.21

Finding the Fourth Proportional to 2,209,604.75, 3,315,216.75 and 930,534.21

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Solution

The fourth proportional to 2,209,604.75, 3,315,216.75 and 930,534.21 is: 1,396,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,604.75 : 3,315,216.75 = 930,534.21 : x
  2. Step 2: Convert to fraction form
    2,209,604.75/3,315,216.75 = 930,534.21/x
  3. Step 3: Cross multiply
    2,209,604.75x = 3,315,216.75 × 930,534.21
  4. Step 4: Simplify right side
    2,209,604.75x = 3,084,922,609,282.42
  5. Step 5: Solve for x
    x = 3,084,922,609,282.42/2,209,604.75
  6. Step 6: Final answer
    x = 1,396,142.28

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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.