Home / 1,760,284.17-2,640,426.30-961,129.77

Finding the Fourth Proportional to 1,760,284.17, 2,640,426.30 and 961,129.77

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Solution

The fourth proportional to 1,760,284.17, 2,640,426.30 and 961,129.77 is: 1,441,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,284.17 : 2,640,426.30 = 961,129.77 : x
  2. Step 2: Convert to fraction form
    1,760,284.17/2,640,426.30 = 961,129.77/x
  3. Step 3: Cross multiply
    1,760,284.17x = 2,640,426.30 × 961,129.77
  4. Step 4: Simplify right side
    1,760,284.17x = 2,537,792,322,420.95
  5. Step 5: Solve for x
    x = 2,537,792,322,420.95/1,760,284.17
  6. Step 6: Final answer
    x = 1,441,694.68

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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.