Home / 3,885,105.70-5,824,335.70-1,490,668.75

Finding the Fourth Proportional to 3,885,105.70, 5,824,335.70 and 1,490,668.75

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Solution

The fourth proportional to 3,885,105.70, 5,824,335.70 and 1,490,668.75 is: 2,234,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,105.70 : 5,824,335.70 = 1,490,668.75 : x
  2. Step 2: Convert to fraction form
    3,885,105.70/5,824,335.70 = 1,490,668.75/x
  3. Step 3: Cross multiply
    3,885,105.70x = 5,824,335.70 × 1,490,668.75
  4. Step 4: Simplify right side
    3,885,105.70x = 8,682,155,217,499.38
  5. Step 5: Solve for x
    x = 8,682,155,217,499.38/3,885,105.70
  6. Step 6: Final answer
    x = 2,234,728.19

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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.