Home / 1,373,997.54-1,896,147-762,130.38

Finding the Fourth Proportional to 1,373,997.54, 1,896,147 and 762,130.38

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Solution

The fourth proportional to 1,373,997.54, 1,896,147 and 762,130.38 is: 1,051,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,997.54 : 1,896,147 = 762,130.38 : x
  2. Step 2: Convert to fraction form
    1,373,997.54/1,896,147 = 762,130.38/x
  3. Step 3: Cross multiply
    1,373,997.54x = 1,896,147 × 762,130.38
  4. Step 4: Simplify right side
    1,373,997.54x = 1,445,111,233,645.86
  5. Step 5: Solve for x
    x = 1,445,111,233,645.86/1,373,997.54
  6. Step 6: Final answer
    x = 1,051,756.78

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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.