Home / 3,126,037.28-4,688,399.83-881,650.40

Finding the Fourth Proportional to 3,126,037.28, 4,688,399.83 and 881,650.40

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Solution

The fourth proportional to 3,126,037.28, 4,688,399.83 and 881,650.40 is: 1,322,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,037.28 : 4,688,399.83 = 881,650.40 : x
  2. Step 2: Convert to fraction form
    3,126,037.28/4,688,399.83 = 881,650.40/x
  3. Step 3: Cross multiply
    3,126,037.28x = 4,688,399.83 × 881,650.40
  4. Step 4: Simplify right side
    3,126,037.28x = 4,133,529,585,479.43
  5. Step 5: Solve for x
    x = 4,133,529,585,479.43/3,126,037.28
  6. Step 6: Final answer
    x = 1,322,290.56

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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.