Home / 1,413,136.82-1,950,129.76-792,856.36

Finding the Fourth Proportional to 1,413,136.82, 1,950,129.76 and 792,856.36

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Solution

The fourth proportional to 1,413,136.82, 1,950,129.76 and 792,856.36 is: 1,094,142.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,136.82 : 1,950,129.76 = 792,856.36 : x
  2. Step 2: Convert to fraction form
    1,413,136.82/1,950,129.76 = 792,856.36/x
  3. Step 3: Cross multiply
    1,413,136.82x = 1,950,129.76 × 792,856.36
  4. Step 4: Simplify right side
    1,413,136.82x = 1,546,172,783,041.27
  5. Step 5: Solve for x
    x = 1,546,172,783,041.27/1,413,136.82
  6. Step 6: Final answer
    x = 1,094,142.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.