Home / 5,022,489.61-7,529,313.81-1,991,983.15

Finding the Fourth Proportional to 5,022,489.61, 7,529,313.81 and 1,991,983.15

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Solution

The fourth proportional to 5,022,489.61, 7,529,313.81 and 1,991,983.15 is: 2,986,221.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022,489.61 : 7,529,313.81 = 1,991,983.15 : x
  2. Step 2: Convert to fraction form
    5,022,489.61/7,529,313.81 = 1,991,983.15/x
  3. Step 3: Cross multiply
    5,022,489.61x = 7,529,313.81 × 1,991,983.15
  4. Step 4: Simplify right side
    5,022,489.61x = 14,998,266,240,582.30
  5. Step 5: Solve for x
    x = 14,998,266,240,582.30/5,022,489.61
  6. Step 6: Final answer
    x = 2,986,221.46

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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.