Home / 1,632,089.29-2,251,625.56-986,388.47

Finding the Fourth Proportional to 1,632,089.29, 2,251,625.56 and 986,388.47

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Solution

The fourth proportional to 1,632,089.29, 2,251,625.56 and 986,388.47 is: 1,360,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,089.29 : 2,251,625.56 = 986,388.47 : x
  2. Step 2: Convert to fraction form
    1,632,089.29/2,251,625.56 = 986,388.47/x
  3. Step 3: Cross multiply
    1,632,089.29x = 2,251,625.56 × 986,388.47
  4. Step 4: Simplify right side
    1,632,089.29x = 2,220,977,491,141.29
  5. Step 5: Solve for x
    x = 2,220,977,491,141.29/1,632,089.29
  6. Step 6: Final answer
    x = 1,360,818.62

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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.