Home / 1,530,356.70-2,292,910.65-729,914.70

Finding the Fourth Proportional to 1,530,356.70, 2,292,910.65 and 729,914.70

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Solution

The fourth proportional to 1,530,356.70, 2,292,910.65 and 729,914.70 is: 1,093,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,356.70 : 2,292,910.65 = 729,914.70 : x
  2. Step 2: Convert to fraction form
    1,530,356.70/2,292,910.65 = 729,914.70/x
  3. Step 3: Cross multiply
    1,530,356.70x = 2,292,910.65 × 729,914.70
  4. Step 4: Simplify right side
    1,530,356.70x = 1,673,629,189,221.56
  5. Step 5: Solve for x
    x = 1,673,629,189,221.56/1,530,356.70
  6. Step 6: Final answer
    x = 1,093,620.32

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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.