Home / 1,372,862.88-1,894,473.36-799,996.32

Finding the Fourth Proportional to 1,372,862.88, 1,894,473.36 and 799,996.32

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Solution

The fourth proportional to 1,372,862.88, 1,894,473.36 and 799,996.32 is: 1,103,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,862.88 : 1,894,473.36 = 799,996.32 : x
  2. Step 2: Convert to fraction form
    1,372,862.88/1,894,473.36 = 799,996.32/x
  3. Step 3: Cross multiply
    1,372,862.88x = 1,894,473.36 × 799,996.32
  4. Step 4: Simplify right side
    1,372,862.88x = 1,515,571,716,338.04
  5. Step 5: Solve for x
    x = 1,515,571,716,338.04/1,372,862.88
  6. Step 6: Final answer
    x = 1,103,949.81

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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.