Home / 3,616,042.25-4,989,808.46-2,145,697.39

Finding the Fourth Proportional to 3,616,042.25, 4,989,808.46 and 2,145,697.39

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Solution

The fourth proportional to 3,616,042.25, 4,989,808.46 and 2,145,697.39 is: 2,960,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,042.25 : 4,989,808.46 = 2,145,697.39 : x
  2. Step 2: Convert to fraction form
    3,616,042.25/4,989,808.46 = 2,145,697.39/x
  3. Step 3: Cross multiply
    3,616,042.25x = 4,989,808.46 × 2,145,697.39
  4. Step 4: Simplify right side
    3,616,042.25x = 10,706,618,988,753.88
  5. Step 5: Solve for x
    x = 10,706,618,988,753.88/3,616,042.25
  6. Step 6: Final answer
    x = 2,960,866.68

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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.