Home / 3,231,456.84-4,459,207.68-1,781,072.46

Finding the Fourth Proportional to 3,231,456.84, 4,459,207.68 and 1,781,072.46

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Solution

The fourth proportional to 3,231,456.84, 4,459,207.68 and 1,781,072.46 is: 2,457,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,456.84 : 4,459,207.68 = 1,781,072.46 : x
  2. Step 2: Convert to fraction form
    3,231,456.84/4,459,207.68 = 1,781,072.46/x
  3. Step 3: Cross multiply
    3,231,456.84x = 4,459,207.68 × 1,781,072.46
  4. Step 4: Simplify right side
    3,231,456.84x = 7,942,171,992,268.49
  5. Step 5: Solve for x
    x = 7,942,171,992,268.49/3,231,456.84
  6. Step 6: Final answer
    x = 2,457,768.24

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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.