Home / 4,920,793.35-7,381,190.03-1,555,000.35

Finding the Fourth Proportional to 4,920,793.35, 7,381,190.03 and 1,555,000.35

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Solution

The fourth proportional to 4,920,793.35, 7,381,190.03 and 1,555,000.35 is: 2,332,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,793.35 : 7,381,190.03 = 1,555,000.35 : x
  2. Step 2: Convert to fraction form
    4,920,793.35/7,381,190.03 = 1,555,000.35/x
  3. Step 3: Cross multiply
    4,920,793.35x = 7,381,190.03 × 1,555,000.35
  4. Step 4: Simplify right side
    4,920,793.35x = 11,477,753,072,291.51
  5. Step 5: Solve for x
    x = 11,477,753,072,291.51/4,920,793.35
  6. Step 6: Final answer
    x = 2,332,500.53

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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.