Home / 2,809,529.73-3,877,151.04-1,520,370.13

Finding the Fourth Proportional to 2,809,529.73, 3,877,151.04 and 1,520,370.13

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Solution

The fourth proportional to 2,809,529.73, 3,877,151.04 and 1,520,370.13 is: 2,098,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,529.73 : 3,877,151.04 = 1,520,370.13 : x
  2. Step 2: Convert to fraction form
    2,809,529.73/3,877,151.04 = 1,520,370.13/x
  3. Step 3: Cross multiply
    2,809,529.73x = 3,877,151.04 × 1,520,370.13
  4. Step 4: Simplify right side
    2,809,529.73x = 5,894,704,613,110.69
  5. Step 5: Solve for x
    x = 5,894,704,613,110.69/2,809,529.73
  6. Step 6: Final answer
    x = 2,098,110.78

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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.