Home / 2,023,163.76-2,791,933.42-1,105,373.20

Finding the Fourth Proportional to 2,023,163.76, 2,791,933.42 and 1,105,373.20

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Solution

The fourth proportional to 2,023,163.76, 2,791,933.42 and 1,105,373.20 is: 1,525,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023,163.76 : 2,791,933.42 = 1,105,373.20 : x
  2. Step 2: Convert to fraction form
    2,023,163.76/2,791,933.42 = 1,105,373.20/x
  3. Step 3: Cross multiply
    2,023,163.76x = 2,791,933.42 × 1,105,373.20
  4. Step 4: Simplify right side
    2,023,163.76x = 3,086,128,378,652.34
  5. Step 5: Solve for x
    x = 3,086,128,378,652.34/2,023,163.76
  6. Step 6: Final answer
    x = 1,525,397.22

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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.