Home / 3,086,067.45-4,258,869.20-1,709,539.25

Finding the Fourth Proportional to 3,086,067.45, 4,258,869.20 and 1,709,539.25

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Solution

The fourth proportional to 3,086,067.45, 4,258,869.20 and 1,709,539.25 is: 2,359,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,067.45 : 4,258,869.20 = 1,709,539.25 : x
  2. Step 2: Convert to fraction form
    3,086,067.45/4,258,869.20 = 1,709,539.25/x
  3. Step 3: Cross multiply
    3,086,067.45x = 4,258,869.20 × 1,709,539.25
  4. Step 4: Simplify right side
    3,086,067.45x = 7,280,704,064,529.79
  5. Step 5: Solve for x
    x = 7,280,704,064,529.79/3,086,067.45
  6. Step 6: Final answer
    x = 2,359,217.41

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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.