Home / 3,457,982.06-5,187,222.21-1,328,066.18

Finding the Fourth Proportional to 3,457,982.06, 5,187,222.21 and 1,328,066.18

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Solution

The fourth proportional to 3,457,982.06, 5,187,222.21 and 1,328,066.18 is: 1,992,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,982.06 : 5,187,222.21 = 1,328,066.18 : x
  2. Step 2: Convert to fraction form
    3,457,982.06/5,187,222.21 = 1,328,066.18/x
  3. Step 3: Cross multiply
    3,457,982.06x = 5,187,222.21 × 1,328,066.18
  4. Step 4: Simplify right side
    3,457,982.06x = 6,888,974,398,213.91
  5. Step 5: Solve for x
    x = 6,888,974,398,213.91/3,457,982.06
  6. Step 6: Final answer
    x = 1,992,194.95

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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.