Home / 2,459,963.12-3,691,010.32-1,321,396.81

Finding the Fourth Proportional to 2,459,963.12, 3,691,010.32 and 1,321,396.81

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Solution

The fourth proportional to 2,459,963.12, 3,691,010.32 and 1,321,396.81 is: 1,982,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,963.12 : 3,691,010.32 = 1,321,396.81 : x
  2. Step 2: Convert to fraction form
    2,459,963.12/3,691,010.32 = 1,321,396.81/x
  3. Step 3: Cross multiply
    2,459,963.12x = 3,691,010.32 × 1,321,396.81
  4. Step 4: Simplify right side
    2,459,963.12x = 4,877,289,249,994.06
  5. Step 5: Solve for x
    x = 4,877,289,249,994.06/2,459,963.12
  6. Step 6: Final answer
    x = 1,982,667.63

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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.