Home / 2,131,868.04-2,941,967.03-1,261,015.58

Finding the Fourth Proportional to 2,131,868.04, 2,941,967.03 and 1,261,015.58

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Solution

The fourth proportional to 2,131,868.04, 2,941,967.03 and 1,261,015.58 is: 1,740,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,868.04 : 2,941,967.03 = 1,261,015.58 : x
  2. Step 2: Convert to fraction form
    2,131,868.04/2,941,967.03 = 1,261,015.58/x
  3. Step 3: Cross multiply
    2,131,868.04x = 2,941,967.03 × 1,261,015.58
  4. Step 4: Simplify right side
    2,131,868.04x = 3,709,866,239,661.41
  5. Step 5: Solve for x
    x = 3,709,866,239,661.41/2,131,868.04
  6. Step 6: Final answer
    x = 1,740,195.06

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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.