Home / 2,141,684.40-3,212,672.40-682,615.20

Finding the Fourth Proportional to 2,141,684.40, 3,212,672.40 and 682,615.20

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Solution

The fourth proportional to 2,141,684.40, 3,212,672.40 and 682,615.20 is: 1,023,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,684.40 : 3,212,672.40 = 682,615.20 : x
  2. Step 2: Convert to fraction form
    2,141,684.40/3,212,672.40 = 682,615.20/x
  3. Step 3: Cross multiply
    2,141,684.40x = 3,212,672.40 × 682,615.20
  4. Step 4: Simplify right side
    2,141,684.40x = 2,193,019,012,860.48
  5. Step 5: Solve for x
    x = 2,193,019,012,860.48/2,141,684.40
  6. Step 6: Final answer
    x = 1,023,969.27

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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.