Home / 2,631,316.53-3,948,549.38-1,135,408.53

Finding the Fourth Proportional to 2,631,316.53, 3,948,549.38 and 1,135,408.53

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Solution

The fourth proportional to 2,631,316.53, 3,948,549.38 and 1,135,408.53 is: 1,703,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,316.53 : 3,948,549.38 = 1,135,408.53 : x
  2. Step 2: Convert to fraction form
    2,631,316.53/3,948,549.38 = 1,135,408.53/x
  3. Step 3: Cross multiply
    2,631,316.53x = 3,948,549.38 × 1,135,408.53
  4. Step 4: Simplify right side
    2,631,316.53x = 4,483,216,650,016.73
  5. Step 5: Solve for x
    x = 4,483,216,650,016.73/2,631,316.53
  6. Step 6: Final answer
    x = 1,703,792.23

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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.