Home / 1,940,884.19-2,678,430.81-1,125,571.27

Finding the Fourth Proportional to 1,940,884.19, 2,678,430.81 and 1,125,571.27

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Solution

The fourth proportional to 1,940,884.19, 2,678,430.81 and 1,125,571.27 is: 1,553,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,884.19 : 2,678,430.81 = 1,125,571.27 : x
  2. Step 2: Convert to fraction form
    1,940,884.19/2,678,430.81 = 1,125,571.27/x
  3. Step 3: Cross multiply
    1,940,884.19x = 2,678,430.81 × 1,125,571.27
  4. Step 4: Simplify right side
    1,940,884.19x = 3,014,764,762,790.97
  5. Step 5: Solve for x
    x = 3,014,764,762,790.97/1,940,884.19
  6. Step 6: Final answer
    x = 1,553,294.51

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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.