Home / 2,398,770.85-3,310,380.24-1,311,019.07

Finding the Fourth Proportional to 2,398,770.85, 3,310,380.24 and 1,311,019.07

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Solution

The fourth proportional to 2,398,770.85, 3,310,380.24 and 1,311,019.07 is: 1,809,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,770.85 : 3,310,380.24 = 1,311,019.07 : x
  2. Step 2: Convert to fraction form
    2,398,770.85/3,310,380.24 = 1,311,019.07/x
  3. Step 3: Cross multiply
    2,398,770.85x = 3,310,380.24 × 1,311,019.07
  4. Step 4: Simplify right side
    2,398,770.85x = 4,339,971,623,591.18
  5. Step 5: Solve for x
    x = 4,339,971,623,591.18/2,398,770.85
  6. Step 6: Final answer
    x = 1,809,248.11

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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.