Home / 2,173,780.80-3,264,170.40-1,641,902.40

Finding the Fourth Proportional to 2,173,780.80, 3,264,170.40 and 1,641,902.40

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Solution

The fourth proportional to 2,173,780.80, 3,264,170.40 and 1,641,902.40 is: 2,465,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,780.80 : 3,264,170.40 = 1,641,902.40 : x
  2. Step 2: Convert to fraction form
    2,173,780.80/3,264,170.40 = 1,641,902.40/x
  3. Step 3: Cross multiply
    2,173,780.80x = 3,264,170.40 × 1,641,902.40
  4. Step 4: Simplify right side
    2,173,780.80x = 5,359,449,213,768.96
  5. Step 5: Solve for x
    x = 5,359,449,213,768.96/2,173,780.80
  6. Step 6: Final answer
    x = 2,465,496.62

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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.