Home / 1,979,008.90-2,731,037.49-1,073,590.90

Finding the Fourth Proportional to 1,979,008.90, 2,731,037.49 and 1,073,590.90

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Solution

The fourth proportional to 1,979,008.90, 2,731,037.49 and 1,073,590.90 is: 1,481,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,008.90 : 2,731,037.49 = 1,073,590.90 : x
  2. Step 2: Convert to fraction form
    1,979,008.90/2,731,037.49 = 1,073,590.90/x
  3. Step 3: Cross multiply
    1,979,008.90x = 2,731,037.49 × 1,073,590.90
  4. Step 4: Simplify right side
    1,979,008.90x = 2,932,016,996,822.84
  5. Step 5: Solve for x
    x = 2,932,016,996,822.84/1,979,008.90
  6. Step 6: Final answer
    x = 1,481,558.27

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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.