Home / 2,056,425.85-3,085,269.35-920,144.49

Finding the Fourth Proportional to 2,056,425.85, 3,085,269.35 and 920,144.49

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Solution

The fourth proportional to 2,056,425.85, 3,085,269.35 and 920,144.49 is: 1,380,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,425.85 : 3,085,269.35 = 920,144.49 : x
  2. Step 2: Convert to fraction form
    2,056,425.85/3,085,269.35 = 920,144.49/x
  3. Step 3: Cross multiply
    2,056,425.85x = 3,085,269.35 × 920,144.49
  4. Step 4: Simplify right side
    2,056,425.85x = 2,838,893,592,568.38
  5. Step 5: Solve for x
    x = 2,838,893,592,568.38/2,056,425.85
  6. Step 6: Final answer
    x = 1,380,498.88

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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.