Home / 2,422,421.15-3,634,163.76-716,431.44

Finding the Fourth Proportional to 2,422,421.15, 3,634,163.76 and 716,431.44

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Solution

The fourth proportional to 2,422,421.15, 3,634,163.76 and 716,431.44 is: 1,074,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,421.15 : 3,634,163.76 = 716,431.44 : x
  2. Step 2: Convert to fraction form
    2,422,421.15/3,634,163.76 = 716,431.44/x
  3. Step 3: Cross multiply
    2,422,421.15x = 3,634,163.76 × 716,431.44
  4. Step 4: Simplify right side
    2,422,421.15x = 2,603,629,175,772.61
  5. Step 5: Solve for x
    x = 2,603,629,175,772.61/2,422,421.15
  6. Step 6: Final answer
    x = 1,074,804.51

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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.