Home / 1,760,559.60-2,640,839.40-961,405.24

Finding the Fourth Proportional to 1,760,559.60, 2,640,839.40 and 961,405.24

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Solution

The fourth proportional to 1,760,559.60, 2,640,839.40 and 961,405.24 is: 1,442,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,559.60 : 2,640,839.40 = 961,405.24 : x
  2. Step 2: Convert to fraction form
    1,760,559.60/2,640,839.40 = 961,405.24/x
  3. Step 3: Cross multiply
    1,760,559.60x = 2,640,839.40 × 961,405.24
  4. Step 4: Simplify right side
    1,760,559.60x = 2,538,916,837,158.46
  5. Step 5: Solve for x
    x = 2,538,916,837,158.46/1,760,559.60
  6. Step 6: Final answer
    x = 1,442,107.86

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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.