Home / 1,351,439.78-2,026,561.88-404,634.02

Finding the Fourth Proportional to 1,351,439.78, 2,026,561.88 and 404,634.02

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Solution

The fourth proportional to 1,351,439.78, 2,026,561.88 and 404,634.02 is: 606,772.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,439.78 : 2,026,561.88 = 404,634.02 : x
  2. Step 2: Convert to fraction form
    1,351,439.78/2,026,561.88 = 404,634.02/x
  3. Step 3: Cross multiply
    1,351,439.78x = 2,026,561.88 × 404,634.02
  4. Step 4: Simplify right side
    1,351,439.78x = 820,015,871,161.93
  5. Step 5: Solve for x
    x = 820,015,871,161.93/1,351,439.78
  6. Step 6: Final answer
    x = 606,772.04

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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.