Home / 1,023,940.77-1,534,665.97-724,507.66

Finding the Fourth Proportional to 1,023,940.77, 1,534,665.97 and 724,507.66

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Solution

The fourth proportional to 1,023,940.77, 1,534,665.97 and 724,507.66 is: 1,085,880.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,940.77 : 1,534,665.97 = 724,507.66 : x
  2. Step 2: Convert to fraction form
    1,023,940.77/1,534,665.97 = 724,507.66/x
  3. Step 3: Cross multiply
    1,023,940.77x = 1,534,665.97 × 724,507.66
  4. Step 4: Simplify right side
    1,023,940.77x = 1,111,877,250,806.33
  5. Step 5: Solve for x
    x = 1,111,877,250,806.33/1,023,940.77
  6. Step 6: Final answer
    x = 1,085,880.44

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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.