Home / 2,198,141.04-3,033,531.44-1,218,077.42

Finding the Fourth Proportional to 2,198,141.04, 3,033,531.44 and 1,218,077.42

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Solution

The fourth proportional to 2,198,141.04, 3,033,531.44 and 1,218,077.42 is: 1,681,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,141.04 : 3,033,531.44 = 1,218,077.42 : x
  2. Step 2: Convert to fraction form
    2,198,141.04/3,033,531.44 = 1,218,077.42/x
  3. Step 3: Cross multiply
    2,198,141.04x = 3,033,531.44 × 1,218,077.42
  4. Step 4: Simplify right side
    2,198,141.04x = 3,695,076,149,924.08
  5. Step 5: Solve for x
    x = 3,695,076,149,924.08/2,198,141.04
  6. Step 6: Final answer
    x = 1,681,000.48

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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.