Home / 1,907,984.13-2,863,288.39-786,053.13

Finding the Fourth Proportional to 1,907,984.13, 2,863,288.39 and 786,053.13

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Solution

The fourth proportional to 1,907,984.13, 2,863,288.39 and 786,053.13 is: 1,179,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,984.13 : 2,863,288.39 = 786,053.13 : x
  2. Step 2: Convert to fraction form
    1,907,984.13/2,863,288.39 = 786,053.13/x
  3. Step 3: Cross multiply
    1,907,984.13x = 2,863,288.39 × 786,053.13
  4. Step 4: Simplify right side
    1,907,984.13x = 2,250,696,801,052.16
  5. Step 5: Solve for x
    x = 2,250,696,801,052.16/1,907,984.13
  6. Step 6: Final answer
    x = 1,179,620.29

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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.