Home / 2,686,650.66-3,706,378.44-1,815,204.06

Finding the Fourth Proportional to 2,686,650.66, 3,706,378.44 and 1,815,204.06

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Solution

The fourth proportional to 2,686,650.66, 3,706,378.44 and 1,815,204.06 is: 2,504,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,650.66 : 3,706,378.44 = 1,815,204.06 : x
  2. Step 2: Convert to fraction form
    2,686,650.66/3,706,378.44 = 1,815,204.06/x
  3. Step 3: Cross multiply
    2,686,650.66x = 3,706,378.44 × 1,815,204.06
  4. Step 4: Simplify right side
    2,686,650.66x = 6,727,833,192,184.47
  5. Step 5: Solve for x
    x = 6,727,833,192,184.47/2,686,650.66
  6. Step 6: Final answer
    x = 2,504,171.19

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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.