Home / 1,856,922.06-2,785,383.09-1,225,688.25

Finding the Fourth Proportional to 1,856,922.06, 2,785,383.09 and 1,225,688.25

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Solution

The fourth proportional to 1,856,922.06, 2,785,383.09 and 1,225,688.25 is: 1,838,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,922.06 : 2,785,383.09 = 1,225,688.25 : x
  2. Step 2: Convert to fraction form
    1,856,922.06/2,785,383.09 = 1,225,688.25/x
  3. Step 3: Cross multiply
    1,856,922.06x = 2,785,383.09 × 1,225,688.25
  4. Step 4: Simplify right side
    1,856,922.06x = 3,414,011,325,161.69
  5. Step 5: Solve for x
    x = 3,414,011,325,161.69/1,856,922.06
  6. Step 6: Final answer
    x = 1,838,532.38

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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.