Home / 2,681,701.40-4,022,163.30-788,245.40

Finding the Fourth Proportional to 2,681,701.40, 4,022,163.30 and 788,245.40

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Solution

The fourth proportional to 2,681,701.40, 4,022,163.30 and 788,245.40 is: 1,182,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,701.40 : 4,022,163.30 = 788,245.40 : x
  2. Step 2: Convert to fraction form
    2,681,701.40/4,022,163.30 = 788,245.40/x
  3. Step 3: Cross multiply
    2,681,701.40x = 4,022,163.30 × 788,245.40
  4. Step 4: Simplify right side
    2,681,701.40x = 3,170,451,719,273.82
  5. Step 5: Solve for x
    x = 3,170,451,719,273.82/2,681,701.40
  6. Step 6: Final answer
    x = 1,182,253.82

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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.