Home / 4,920,207.90-7,380,311.85-2,265,999.90

Finding the Fourth Proportional to 4,920,207.90, 7,380,311.85 and 2,265,999.90

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Solution

The fourth proportional to 4,920,207.90, 7,380,311.85 and 2,265,999.90 is: 3,398,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,207.90 : 7,380,311.85 = 2,265,999.90 : x
  2. Step 2: Convert to fraction form
    4,920,207.90/7,380,311.85 = 2,265,999.90/x
  3. Step 3: Cross multiply
    4,920,207.90x = 7,380,311.85 × 2,265,999.90
  4. Step 4: Simplify right side
    4,920,207.90x = 16,723,785,914,068.81
  5. Step 5: Solve for x
    x = 16,723,785,914,068.81/4,920,207.90
  6. Step 6: Final answer
    x = 3,398,999.85

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Similar ratio
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1.5x scale

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.