Home / 3,758,586.54-5,186,887.47-2,039,721.90

Finding the Fourth Proportional to 3,758,586.54, 5,186,887.47 and 2,039,721.90

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Solution

The fourth proportional to 3,758,586.54, 5,186,887.47 and 2,039,721.90 is: 2,814,836.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,586.54 : 5,186,887.47 = 2,039,721.90 : x
  2. Step 2: Convert to fraction form
    3,758,586.54/5,186,887.47 = 2,039,721.90/x
  3. Step 3: Cross multiply
    3,758,586.54x = 5,186,887.47 × 2,039,721.90
  4. Step 4: Simplify right side
    3,758,586.54x = 10,579,807,965,394.59
  5. Step 5: Solve for x
    x = 10,579,807,965,394.59/3,758,586.54
  6. Step 6: Final answer
    x = 2,814,836.87

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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.