Home / 3,231,239.98-4,459,088.82-1,780,936.18

Finding the Fourth Proportional to 3,231,239.98, 4,459,088.82 and 1,780,936.18

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Solution

The fourth proportional to 3,231,239.98, 4,459,088.82 and 1,780,936.18 is: 2,457,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,239.98 : 4,459,088.82 = 1,780,936.18 : x
  2. Step 2: Convert to fraction form
    3,231,239.98/4,459,088.82 = 1,780,936.18/x
  3. Step 3: Cross multiply
    3,231,239.98x = 4,459,088.82 × 1,780,936.18
  4. Step 4: Simplify right side
    3,231,239.98x = 7,941,352,609,371.51
  5. Step 5: Solve for x
    x = 7,941,352,609,371.51/3,231,239.98
  6. Step 6: Final answer
    x = 2,457,679.61

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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.