Home / 1,330,206.30-1,994,143.05-797,939.10

Finding the Fourth Proportional to 1,330,206.30, 1,994,143.05 and 797,939.10

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Solution

The fourth proportional to 1,330,206.30, 1,994,143.05 and 797,939.10 is: 1,196,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,206.30 : 1,994,143.05 = 797,939.10 : x
  2. Step 2: Convert to fraction form
    1,330,206.30/1,994,143.05 = 797,939.10/x
  3. Step 3: Cross multiply
    1,330,206.30x = 1,994,143.05 × 797,939.10
  4. Step 4: Simplify right side
    1,330,206.30x = 1,591,204,710,588.26
  5. Step 5: Solve for x
    x = 1,591,204,710,588.26/1,330,206.30
  6. Step 6: Final answer
    x = 1,196,208.97

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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.