Home / 4,786,331.50-7,179,559.76-1,591,457.61

Finding the Fourth Proportional to 4,786,331.50, 7,179,559.76 and 1,591,457.61

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Solution

The fourth proportional to 4,786,331.50, 7,179,559.76 and 1,591,457.61 is: 2,387,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786,331.50 : 7,179,559.76 = 1,591,457.61 : x
  2. Step 2: Convert to fraction form
    4,786,331.50/7,179,559.76 = 1,591,457.61/x
  3. Step 3: Cross multiply
    4,786,331.50x = 7,179,559.76 × 1,591,457.61
  4. Step 4: Simplify right side
    4,786,331.50x = 11,425,965,016,501.77
  5. Step 5: Solve for x
    x = 11,425,965,016,501.77/4,786,331.50
  6. Step 6: Final answer
    x = 2,387,207.20

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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.