Home / 2,116,952.82-2,921,184.10-1,198,998.75

Finding the Fourth Proportional to 2,116,952.82, 2,921,184.10 and 1,198,998.75

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Solution

The fourth proportional to 2,116,952.82, 2,921,184.10 and 1,198,998.75 is: 1,654,498.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,952.82 : 2,921,184.10 = 1,198,998.75 : x
  2. Step 2: Convert to fraction form
    2,116,952.82/2,921,184.10 = 1,198,998.75/x
  3. Step 3: Cross multiply
    2,116,952.82x = 2,921,184.10 × 1,198,998.75
  4. Step 4: Simplify right side
    2,116,952.82x = 3,502,496,096,873.06
  5. Step 5: Solve for x
    x = 3,502,496,096,873.06/2,116,952.82
  6. Step 6: Final answer
    x = 1,654,498.89

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1.5x scale

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.