Home / 2,616,755.72-3,610,593.52-1,528,817.18

Finding the Fourth Proportional to 2,616,755.72, 3,610,593.52 and 1,528,817.18

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Solution

The fourth proportional to 2,616,755.72, 3,610,593.52 and 1,528,817.18 is: 2,109,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,755.72 : 3,610,593.52 = 1,528,817.18 : x
  2. Step 2: Convert to fraction form
    2,616,755.72/3,610,593.52 = 1,528,817.18/x
  3. Step 3: Cross multiply
    2,616,755.72x = 3,610,593.52 × 1,528,817.18
  4. Step 4: Simplify right side
    2,616,755.72x = 5,519,937,408,577.12
  5. Step 5: Solve for x
    x = 5,519,937,408,577.12/2,616,755.72
  6. Step 6: Final answer
    x = 2,109,458.43

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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.