Home / 2,825,755.72-3,899,424.42-1,602,143.56

Finding the Fourth Proportional to 2,825,755.72, 3,899,424.42 and 1,602,143.56

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Solution

The fourth proportional to 2,825,755.72, 3,899,424.42 and 1,602,143.56 is: 2,210,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,755.72 : 3,899,424.42 = 1,602,143.56 : x
  2. Step 2: Convert to fraction form
    2,825,755.72/3,899,424.42 = 1,602,143.56/x
  3. Step 3: Cross multiply
    2,825,755.72x = 3,899,424.42 × 1,602,143.56
  4. Step 4: Simplify right side
    2,825,755.72x = 6,247,437,722,209.74
  5. Step 5: Solve for x
    x = 6,247,437,722,209.74/2,825,755.72
  6. Step 6: Final answer
    x = 2,210,890.94

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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.