Home / 3,937,846-5,434,229.64-2,127,010

Finding the Fourth Proportional to 3,937,846, 5,434,229.64 and 2,127,010

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Solution

The fourth proportional to 3,937,846, 5,434,229.64 and 2,127,010 is: 2,935,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,846 : 5,434,229.64 = 2,127,010 : x
  2. Step 2: Convert to fraction form
    3,937,846/5,434,229.64 = 2,127,010/x
  3. Step 3: Cross multiply
    3,937,846x = 5,434,229.64 × 2,127,010
  4. Step 4: Simplify right side
    3,937,846x = 11,558,660,786,576.40
  5. Step 5: Solve for x
    x = 11,558,660,786,576.40/3,937,846
  6. Step 6: Final answer
    x = 2,935,274.97

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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.