Home / 1,379,290.64-1,903,391.22-798,538.26

Finding the Fourth Proportional to 1,379,290.64, 1,903,391.22 and 798,538.26

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Solution

The fourth proportional to 1,379,290.64, 1,903,391.22 and 798,538.26 is: 1,101,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,290.64 : 1,903,391.22 = 798,538.26 : x
  2. Step 2: Convert to fraction form
    1,379,290.64/1,903,391.22 = 798,538.26/x
  3. Step 3: Cross multiply
    1,379,290.64x = 1,903,391.22 × 798,538.26
  4. Step 4: Simplify right side
    1,379,290.64x = 1,519,930,712,918.08
  5. Step 5: Solve for x
    x = 1,519,930,712,918.08/1,379,290.64
  6. Step 6: Final answer
    x = 1,101,965.51

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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.