Home / 3,126,145.48-4,688,561.94-881,758.60

Finding the Fourth Proportional to 3,126,145.48, 4,688,561.94 and 881,758.60

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Solution

The fourth proportional to 3,126,145.48, 4,688,561.94 and 881,758.60 is: 1,322,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,145.48 : 4,688,561.94 = 881,758.60 : x
  2. Step 2: Convert to fraction form
    3,126,145.48/4,688,561.94 = 881,758.60/x
  3. Step 3: Cross multiply
    3,126,145.48x = 4,688,561.94 × 881,758.60
  4. Step 4: Simplify right side
    3,126,145.48x = 4,134,179,812,227.68
  5. Step 5: Solve for x
    x = 4,134,179,812,227.68/3,126,145.48
  6. Step 6: Final answer
    x = 1,322,452.79

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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.