Home / 3,937,845-5,434,228.26-2,127,009

Finding the Fourth Proportional to 3,937,845, 5,434,228.26 and 2,127,009

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Solution

The fourth proportional to 3,937,845, 5,434,228.26 and 2,127,009 is: 2,935,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,845 : 5,434,228.26 = 2,127,009 : x
  2. Step 2: Convert to fraction form
    3,937,845/5,434,228.26 = 2,127,009/x
  3. Step 3: Cross multiply
    3,937,845x = 5,434,228.26 × 2,127,009
  4. Step 4: Simplify right side
    3,937,845x = 11,558,652,417,074.34
  5. Step 5: Solve for x
    x = 11,558,652,417,074.34/3,937,845
  6. Step 6: Final answer
    x = 2,935,273.59

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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.