Home / 2,683,869.80-4,022,694.30-1,085,642.60

Finding the Fourth Proportional to 2,683,869.80, 4,022,694.30 and 1,085,642.60

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Solution

The fourth proportional to 2,683,869.80, 4,022,694.30 and 1,085,642.60 is: 1,627,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,869.80 : 4,022,694.30 = 1,085,642.60 : x
  2. Step 2: Convert to fraction form
    2,683,869.80/4,022,694.30 = 1,085,642.60/x
  3. Step 3: Cross multiply
    2,683,869.80x = 4,022,694.30 × 1,085,642.60
  4. Step 4: Simplify right side
    2,683,869.80x = 4,367,208,298,857.18
  5. Step 5: Solve for x
    x = 4,367,208,298,857.18/2,683,869.80
  6. Step 6: Final answer
    x = 1,627,205.72

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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.