Home / 3,616,299.16-4,990,673.86-1,984,692.25

Finding the Fourth Proportional to 3,616,299.16, 4,990,673.86 and 1,984,692.25

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Solution

The fourth proportional to 3,616,299.16, 4,990,673.86 and 1,984,692.25 is: 2,738,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,299.16 : 4,990,673.86 = 1,984,692.25 : x
  2. Step 2: Convert to fraction form
    3,616,299.16/4,990,673.86 = 1,984,692.25/x
  3. Step 3: Cross multiply
    3,616,299.16x = 4,990,673.86 × 1,984,692.25
  4. Step 4: Simplify right side
    3,616,299.16x = 9,904,951,719,459.43
  5. Step 5: Solve for x
    x = 9,904,951,719,459.43/3,616,299.16
  6. Step 6: Final answer
    x = 2,738,974.65

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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.