Home / 1,997,137-2,756,049.06-1,091,725.48

Finding the Fourth Proportional to 1,997,137, 2,756,049.06 and 1,091,725.48

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Solution

The fourth proportional to 1,997,137, 2,756,049.06 and 1,091,725.48 is: 1,506,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,137 : 2,756,049.06 = 1,091,725.48 : x
  2. Step 2: Convert to fraction form
    1,997,137/2,756,049.06 = 1,091,725.48/x
  3. Step 3: Cross multiply
    1,997,137x = 2,756,049.06 × 1,091,725.48
  4. Step 4: Simplify right side
    1,997,137x = 3,008,848,982,932.05
  5. Step 5: Solve for x
    x = 3,008,848,982,932.05/1,997,137
  6. Step 6: Final answer
    x = 1,506,581.16

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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.