Home / 2,165,816.56-2,988,850.50-1,198,963

Finding the Fourth Proportional to 2,165,816.56, 2,988,850.50 and 1,198,963

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Solution

The fourth proportional to 2,165,816.56, 2,988,850.50 and 1,198,963 is: 1,654,582.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,816.56 : 2,988,850.50 = 1,198,963 : x
  2. Step 2: Convert to fraction form
    2,165,816.56/2,988,850.50 = 1,198,963/x
  3. Step 3: Cross multiply
    2,165,816.56x = 2,988,850.50 × 1,198,963
  4. Step 4: Simplify right side
    2,165,816.56x = 3,583,521,162,031.50
  5. Step 5: Solve for x
    x = 3,583,521,162,031.50/2,165,816.56
  6. Step 6: Final answer
    x = 1,654,582.03

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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.