Home / 1,222,777.92-1,834,225.76-512,829.12

Finding the Fourth Proportional to 1,222,777.92, 1,834,225.76 and 512,829.12

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Solution

The fourth proportional to 1,222,777.92, 1,834,225.76 and 512,829.12 is: 769,268.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,777.92 : 1,834,225.76 = 512,829.12 : x
  2. Step 2: Convert to fraction form
    1,222,777.92/1,834,225.76 = 512,829.12/x
  3. Step 3: Cross multiply
    1,222,777.92x = 1,834,225.76 × 512,829.12
  4. Step 4: Simplify right side
    1,222,777.92x = 940,644,382,382.13
  5. Step 5: Solve for x
    x = 940,644,382,382.13/1,222,777.92
  6. Step 6: Final answer
    x = 769,268.37

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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.