Home / 1,889,939.10-2,834,910.78-469,995.18

Finding the Fourth Proportional to 1,889,939.10, 2,834,910.78 and 469,995.18

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Solution

The fourth proportional to 1,889,939.10, 2,834,910.78 and 469,995.18 is: 704,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,939.10 : 2,834,910.78 = 469,995.18 : x
  2. Step 2: Convert to fraction form
    1,889,939.10/2,834,910.78 = 469,995.18/x
  3. Step 3: Cross multiply
    1,889,939.10x = 2,834,910.78 × 469,995.18
  4. Step 4: Simplify right side
    1,889,939.10x = 1,332,394,402,330.04
  5. Step 5: Solve for x
    x = 1,332,394,402,330.04/1,889,939.10
  6. Step 6: Final answer
    x = 704,993.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.