Home / 1,682,860.50-2,338,024.94-1,662,682.35

Finding the Fourth Proportional to 1,682,860.50, 2,338,024.94 and 1,662,682.35

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Solution

The fourth proportional to 1,682,860.50, 2,338,024.94 and 1,662,682.35 is: 2,309,991.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,860.50 : 2,338,024.94 = 1,662,682.35 : x
  2. Step 2: Convert to fraction form
    1,682,860.50/2,338,024.94 = 1,662,682.35/x
  3. Step 3: Cross multiply
    1,682,860.50x = 2,338,024.94 × 1,662,682.35
  4. Step 4: Simplify right side
    1,682,860.50x = 3,887,392,793,284.40
  5. Step 5: Solve for x
    x = 3,887,392,793,284.40/1,682,860.50
  6. Step 6: Final answer
    x = 2,309,991.12

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.