Home / 2,194,747.51-3,028,869.23-1,227,820.13

Finding the Fourth Proportional to 2,194,747.51, 3,028,869.23 and 1,227,820.13

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Solution

The fourth proportional to 2,194,747.51, 3,028,869.23 and 1,227,820.13 is: 1,694,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,747.51 : 3,028,869.23 = 1,227,820.13 : x
  2. Step 2: Convert to fraction form
    2,194,747.51/3,028,869.23 = 1,227,820.13/x
  3. Step 3: Cross multiply
    2,194,747.51x = 3,028,869.23 × 1,227,820.13
  4. Step 4: Simplify right side
    2,194,747.51x = 3,718,906,611,731.60
  5. Step 5: Solve for x
    x = 3,718,906,611,731.60/2,194,747.51
  6. Step 6: Final answer
    x = 1,694,457.61

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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.