Home / 1,023,651.42-1,534,231.89-724,218.33

Finding the Fourth Proportional to 1,023,651.42, 1,534,231.89 and 724,218.33

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Solution

The fourth proportional to 1,023,651.42, 1,534,231.89 and 724,218.33 is: 1,085,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,651.42 : 1,534,231.89 = 724,218.33 : x
  2. Step 2: Convert to fraction form
    1,023,651.42/1,534,231.89 = 724,218.33/x
  3. Step 3: Cross multiply
    1,023,651.42x = 1,534,231.89 × 724,218.33
  4. Step 4: Simplify right side
    1,023,651.42x = 1,111,118,857,208.54
  5. Step 5: Solve for x
    x = 1,111,118,857,208.54/1,023,651.42
  6. Step 6: Final answer
    x = 1,085,446.51

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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.