Home / 4,920,204.60-7,380,306.90-1,728,934.20

Finding the Fourth Proportional to 4,920,204.60, 7,380,306.90 and 1,728,934.20

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Solution

The fourth proportional to 4,920,204.60, 7,380,306.90 and 1,728,934.20 is: 2,593,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,204.60 : 7,380,306.90 = 1,728,934.20 : x
  2. Step 2: Convert to fraction form
    4,920,204.60/7,380,306.90 = 1,728,934.20/x
  3. Step 3: Cross multiply
    4,920,204.60x = 7,380,306.90 × 1,728,934.20
  4. Step 4: Simplify right side
    4,920,204.60x = 12,760,065,005,905.98
  5. Step 5: Solve for x
    x = 12,760,065,005,905.98/4,920,204.60
  6. Step 6: Final answer
    x = 2,593,401.30

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Double scale
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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.