Home / 1,419,222.72-2,128,085-619,568.04

Finding the Fourth Proportional to 1,419,222.72, 2,128,085 and 619,568.04

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Solution

The fourth proportional to 1,419,222.72, 2,128,085 and 619,568.04 is: 929,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,222.72 : 2,128,085 = 619,568.04 : x
  2. Step 2: Convert to fraction form
    1,419,222.72/2,128,085 = 619,568.04/x
  3. Step 3: Cross multiply
    1,419,222.72x = 2,128,085 × 619,568.04
  4. Step 4: Simplify right side
    1,419,222.72x = 1,318,493,452,403.40
  5. Step 5: Solve for x
    x = 1,318,493,452,403.40/1,419,222.72
  6. Step 6: Final answer
    x = 929,025.05

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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.