Home / 1,274,515.79-1,758,625.98-730,551.47

Finding the Fourth Proportional to 1,274,515.79, 1,758,625.98 and 730,551.47

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Solution

The fourth proportional to 1,274,515.79, 1,758,625.98 and 730,551.47 is: 1,008,043.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,515.79 : 1,758,625.98 = 730,551.47 : x
  2. Step 2: Convert to fraction form
    1,274,515.79/1,758,625.98 = 730,551.47/x
  3. Step 3: Cross multiply
    1,274,515.79x = 1,758,625.98 × 730,551.47
  4. Step 4: Simplify right side
    1,274,515.79x = 1,284,766,786,076.06
  5. Step 5: Solve for x
    x = 1,284,766,786,076.06/1,274,515.79
  6. Step 6: Final answer
    x = 1,008,043.06

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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.