Home / 1,650,133.28-2,277,189.25-915,140.30

Finding the Fourth Proportional to 1,650,133.28, 2,277,189.25 and 915,140.30

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Solution

The fourth proportional to 1,650,133.28, 2,277,189.25 and 915,140.30 is: 1,262,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,133.28 : 2,277,189.25 = 915,140.30 : x
  2. Step 2: Convert to fraction form
    1,650,133.28/2,277,189.25 = 915,140.30/x
  3. Step 3: Cross multiply
    1,650,133.28x = 2,277,189.25 × 915,140.30
  4. Step 4: Simplify right side
    1,650,133.28x = 2,083,947,639,727.98
  5. Step 5: Solve for x
    x = 2,083,947,639,727.98/1,650,133.28
  6. Step 6: Final answer
    x = 1,262,896.56

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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.