Home / 1,632,091.29-2,251,628.31-986,390.48

Finding the Fourth Proportional to 1,632,091.29, 2,251,628.31 and 986,390.48

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Solution

The fourth proportional to 1,632,091.29, 2,251,628.31 and 986,390.48 is: 1,360,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,091.29 : 2,251,628.31 = 986,390.48 : x
  2. Step 2: Convert to fraction form
    1,632,091.29/2,251,628.31 = 986,390.48/x
  3. Step 3: Cross multiply
    1,632,091.29x = 2,251,628.31 × 986,390.48
  4. Step 4: Simplify right side
    1,632,091.29x = 2,220,984,718,224.35
  5. Step 5: Solve for x
    x = 2,220,984,718,224.35/1,632,091.29
  6. Step 6: Final answer
    x = 1,360,821.38

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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.