Home / 3,421,759.48-4,722,544.92-1,971,669.40

Finding the Fourth Proportional to 3,421,759.48, 4,722,544.92 and 1,971,669.40

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Solution

The fourth proportional to 3,421,759.48, 4,722,544.92 and 1,971,669.40 is: 2,721,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,759.48 : 4,722,544.92 = 1,971,669.40 : x
  2. Step 2: Convert to fraction form
    3,421,759.48/4,722,544.92 = 1,971,669.40/x
  3. Step 3: Cross multiply
    3,421,759.48x = 4,722,544.92 × 1,971,669.40
  4. Step 4: Simplify right side
    3,421,759.48x = 9,311,297,304,476.85
  5. Step 5: Solve for x
    x = 9,311,297,304,476.85/3,421,759.48
  6. Step 6: Final answer
    x = 2,721,201.58

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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.