Home / 6,305,000.40-9,457,500.60-3,783,502.80

Finding the Fourth Proportional to 6,305,000.40, 9,457,500.60 and 3,783,502.80

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Solution

The fourth proportional to 6,305,000.40, 9,457,500.60 and 3,783,502.80 is: 5,675,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305,000.40 : 9,457,500.60 = 3,783,502.80 : x
  2. Step 2: Convert to fraction form
    6,305,000.40/9,457,500.60 = 3,783,502.80/x
  3. Step 3: Cross multiply
    6,305,000.40x = 9,457,500.60 × 3,783,502.80
  4. Step 4: Simplify right side
    6,305,000.40x = 35,782,480,001,101.68
  5. Step 5: Solve for x
    x = 35,782,480,001,101.68/6,305,000.40
  6. Step 6: Final answer
    x = 5,675,254.20

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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.