Home / 2,280,480.40-3,419,914.20-784,224.40

Finding the Fourth Proportional to 2,280,480.40, 3,419,914.20 and 784,224.40

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Solution

The fourth proportional to 2,280,480.40, 3,419,914.20 and 784,224.40 is: 1,176,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,480.40 : 3,419,914.20 = 784,224.40 : x
  2. Step 2: Convert to fraction form
    2,280,480.40/3,419,914.20 = 784,224.40/x
  3. Step 3: Cross multiply
    2,280,480.40x = 3,419,914.20 × 784,224.40
  4. Step 4: Simplify right side
    2,280,480.40x = 2,681,980,161,546.48
  5. Step 5: Solve for x
    x = 2,681,980,161,546.48/2,280,480.40
  6. Step 6: Final answer
    x = 1,176,059.29

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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.