Home / 1,273,950.48-1,757,850.72-729,981.60

Finding the Fourth Proportional to 1,273,950.48, 1,757,850.72 and 729,981.60

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Solution

The fourth proportional to 1,273,950.48, 1,757,850.72 and 729,981.60 is: 1,007,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,950.48 : 1,757,850.72 = 729,981.60 : x
  2. Step 2: Convert to fraction form
    1,273,950.48/1,757,850.72 = 729,981.60/x
  3. Step 3: Cross multiply
    1,273,950.48x = 1,757,850.72 × 729,981.60
  4. Step 4: Simplify right side
    1,273,950.48x = 1,283,198,681,146.75
  5. Step 5: Solve for x
    x = 1,283,198,681,146.75/1,273,950.48
  6. Step 6: Final answer
    x = 1,007,259.47

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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.