Home / 1,230,093.50-1,843,530.03-660,809.23

Finding the Fourth Proportional to 1,230,093.50, 1,843,530.03 and 660,809.23

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Solution

The fourth proportional to 1,230,093.50, 1,843,530.03 and 660,809.23 is: 990,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,093.50 : 1,843,530.03 = 660,809.23 : x
  2. Step 2: Convert to fraction form
    1,230,093.50/1,843,530.03 = 660,809.23/x
  3. Step 3: Cross multiply
    1,230,093.50x = 1,843,530.03 × 660,809.23
  4. Step 4: Simplify right side
    1,230,093.50x = 1,218,221,654,997.35
  5. Step 5: Solve for x
    x = 1,218,221,654,997.35/1,230,093.50
  6. Step 6: Final answer
    x = 990,348.83

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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.