Home / 2,115,247.77-2,916,222.62-1,681,114.77

Finding the Fourth Proportional to 2,115,247.77, 2,916,222.62 and 1,681,114.77

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Solution

The fourth proportional to 2,115,247.77, 2,916,222.62 and 1,681,114.77 is: 2,317,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,247.77 : 2,916,222.62 = 1,681,114.77 : x
  2. Step 2: Convert to fraction form
    2,115,247.77/2,916,222.62 = 1,681,114.77/x
  3. Step 3: Cross multiply
    2,115,247.77x = 2,916,222.62 × 1,681,114.77
  4. Step 4: Simplify right side
    2,115,247.77x = 4,902,504,910,684.52
  5. Step 5: Solve for x
    x = 4,902,504,910,684.52/2,115,247.77
  6. Step 6: Final answer
    x = 2,317,697.71

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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.