Home / 1,224,176.20-1,836,261.60-325,618.10

Finding the Fourth Proportional to 1,224,176.20, 1,836,261.60 and 325,618.10

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Solution

The fourth proportional to 1,224,176.20, 1,836,261.60 and 325,618.10 is: 488,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,176.20 : 1,836,261.60 = 325,618.10 : x
  2. Step 2: Convert to fraction form
    1,224,176.20/1,836,261.60 = 325,618.10/x
  3. Step 3: Cross multiply
    1,224,176.20x = 1,836,261.60 × 325,618.10
  4. Step 4: Simplify right side
    1,224,176.20x = 597,920,013,294.96
  5. Step 5: Solve for x
    x = 597,920,013,294.96/1,224,176.20
  6. Step 6: Final answer
    x = 488,426.43

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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.