Home / 1,976,891.55-2,961,952.28-1,078,963.37

Finding the Fourth Proportional to 1,976,891.55, 2,961,952.28 and 1,078,963.37

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Solution

The fourth proportional to 1,976,891.55, 2,961,952.28 and 1,078,963.37 is: 1,616,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,891.55 : 2,961,952.28 = 1,078,963.37 : x
  2. Step 2: Convert to fraction form
    1,976,891.55/2,961,952.28 = 1,078,963.37/x
  3. Step 3: Cross multiply
    1,976,891.55x = 2,961,952.28 × 1,078,963.37
  4. Step 4: Simplify right side
    1,976,891.55x = 3,195,837,993,603.41
  5. Step 5: Solve for x
    x = 3,195,837,993,603.41/1,976,891.55
  6. Step 6: Final answer
    x = 1,616,597.53

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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.