Home / 3,674,580.21-5,511,513.91-1,115,817.31

Finding the Fourth Proportional to 3,674,580.21, 5,511,513.91 and 1,115,817.31

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Solution

The fourth proportional to 3,674,580.21, 5,511,513.91 and 1,115,817.31 is: 1,673,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,580.21 : 5,511,513.91 = 1,115,817.31 : x
  2. Step 2: Convert to fraction form
    3,674,580.21/5,511,513.91 = 1,115,817.31/x
  3. Step 3: Cross multiply
    3,674,580.21x = 5,511,513.91 × 1,115,817.31
  4. Step 4: Simplify right side
    3,674,580.21x = 6,149,842,610,607.61
  5. Step 5: Solve for x
    x = 6,149,842,610,607.61/3,674,580.21
  6. Step 6: Final answer
    x = 1,673,617.74

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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.