Home / 1,365,697.78-1,884,662.65-753,850.39

Finding the Fourth Proportional to 1,365,697.78, 1,884,662.65 and 753,850.39

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Solution

The fourth proportional to 1,365,697.78, 1,884,662.65 and 753,850.39 is: 1,040,313.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,697.78 : 1,884,662.65 = 753,850.39 : x
  2. Step 2: Convert to fraction form
    1,365,697.78/1,884,662.65 = 753,850.39/x
  3. Step 3: Cross multiply
    1,365,697.78x = 1,884,662.65 × 753,850.39
  4. Step 4: Simplify right side
    1,365,697.78x = 1,420,753,673,720.93
  5. Step 5: Solve for x
    x = 1,420,753,673,720.93/1,365,697.78
  6. Step 6: Final answer
    x = 1,040,313.38

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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.