Home / 1,335,145.76-2,004,213.12-886,742.24

Finding the Fourth Proportional to 1,335,145.76, 2,004,213.12 and 886,742.24

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Solution

The fourth proportional to 1,335,145.76, 2,004,213.12 and 886,742.24 is: 1,331,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,145.76 : 2,004,213.12 = 886,742.24 : x
  2. Step 2: Convert to fraction form
    1,335,145.76/2,004,213.12 = 886,742.24/x
  3. Step 3: Cross multiply
    1,335,145.76x = 2,004,213.12 × 886,742.24
  4. Step 4: Simplify right side
    1,335,145.76x = 1,777,220,431,466.19
  5. Step 5: Solve for x
    x = 1,777,220,431,466.19/1,335,145.76
  6. Step 6: Final answer
    x = 1,331,105.92

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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.