Home / 3,975,215.23-5,485,823.31-2,256,364.45

Finding the Fourth Proportional to 3,975,215.23, 5,485,823.31 and 2,256,364.45

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Solution

The fourth proportional to 3,975,215.23, 5,485,823.31 and 2,256,364.45 is: 3,113,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,215.23 : 5,485,823.31 = 2,256,364.45 : x
  2. Step 2: Convert to fraction form
    3,975,215.23/5,485,823.31 = 2,256,364.45/x
  3. Step 3: Cross multiply
    3,975,215.23x = 5,485,823.31 × 2,256,364.45
  4. Step 4: Simplify right side
    3,975,215.23x = 12,378,016,710,983.97
  5. Step 5: Solve for x
    x = 12,378,016,710,983.97/3,975,215.23
  6. Step 6: Final answer
    x = 3,113,797.87

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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.