Home / 823,685.37-1,136,099.91-755,921.17

Finding the Fourth Proportional to 823,685.37, 1,136,099.91 and 755,921.17

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Solution

The fourth proportional to 823,685.37, 1,136,099.91 and 755,921.17 is: 1,042,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,685.37 : 1,136,099.91 = 755,921.17 : x
  2. Step 2: Convert to fraction form
    823,685.37/1,136,099.91 = 755,921.17/x
  3. Step 3: Cross multiply
    823,685.37x = 1,136,099.91 × 755,921.17
  4. Step 4: Simplify right side
    823,685.37x = 858,801,973,206.87
  5. Step 5: Solve for x
    x = 858,801,973,206.87/823,685.37
  6. Step 6: Final answer
    x = 1,042,633.52

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1.5x scale

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.