Home / 2,020,449.96-2,788,286.09-1,149,262.16

Finding the Fourth Proportional to 2,020,449.96, 2,788,286.09 and 1,149,262.16

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Solution

The fourth proportional to 2,020,449.96, 2,788,286.09 and 1,149,262.16 is: 1,586,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,449.96 : 2,788,286.09 = 1,149,262.16 : x
  2. Step 2: Convert to fraction form
    2,020,449.96/2,788,286.09 = 1,149,262.16/x
  3. Step 3: Cross multiply
    2,020,449.96x = 2,788,286.09 × 1,149,262.16
  4. Step 4: Simplify right side
    2,020,449.96x = 3,204,471,674,803.61
  5. Step 5: Solve for x
    x = 3,204,471,674,803.61/2,020,449.96
  6. Step 6: Final answer
    x = 1,586,018.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.