Home / 4,991,197.72-7,486,501.38-1,396,885.12

Finding the Fourth Proportional to 4,991,197.72, 7,486,501.38 and 1,396,885.12

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Solution

The fourth proportional to 4,991,197.72, 7,486,501.38 and 1,396,885.12 is: 2,095,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,197.72 : 7,486,501.38 = 1,396,885.12 : x
  2. Step 2: Convert to fraction form
    4,991,197.72/7,486,501.38 = 1,396,885.12/x
  3. Step 3: Cross multiply
    4,991,197.72x = 7,486,501.38 × 1,396,885.12
  4. Step 4: Simplify right side
    4,991,197.72x = 10,457,782,378,581.47
  5. Step 5: Solve for x
    x = 10,457,782,378,581.47/4,991,197.72
  6. Step 6: Final answer
    x = 2,095,245.06

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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.