Home / 1,791,086.22-2,686,623.24-726,125.76

Finding the Fourth Proportional to 1,791,086.22, 2,686,623.24 and 726,125.76

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Solution

The fourth proportional to 1,791,086.22, 2,686,623.24 and 726,125.76 is: 1,089,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,086.22 : 2,686,623.24 = 726,125.76 : x
  2. Step 2: Convert to fraction form
    1,791,086.22/2,686,623.24 = 726,125.76/x
  3. Step 3: Cross multiply
    1,791,086.22x = 2,686,623.24 × 726,125.76
  4. Step 4: Simplify right side
    1,791,086.22x = 1,950,826,341,978.66
  5. Step 5: Solve for x
    x = 1,950,826,341,978.66/1,791,086.22
  6. Step 6: Final answer
    x = 1,089,186.17

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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.