Home / 3,080,047.40-4,619,718.13-805,791.26

Finding the Fourth Proportional to 3,080,047.40, 4,619,718.13 and 805,791.26

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Solution

The fourth proportional to 3,080,047.40, 4,619,718.13 and 805,791.26 is: 1,208,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080,047.40 : 4,619,718.13 = 805,791.26 : x
  2. Step 2: Convert to fraction form
    3,080,047.40/4,619,718.13 = 805,791.26/x
  3. Step 3: Cross multiply
    3,080,047.40x = 4,619,718.13 × 805,791.26
  4. Step 4: Simplify right side
    3,080,047.40x = 3,722,528,488,788.59
  5. Step 5: Solve for x
    x = 3,722,528,488,788.59/3,080,047.40
  6. Step 6: Final answer
    x = 1,208,594.55

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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.