Home / 3,299,171-4,551,238.18-2,862,976.28

Finding the Fourth Proportional to 3,299,171, 4,551,238.18 and 2,862,976.28

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Solution

The fourth proportional to 3,299,171, 4,551,238.18 and 2,862,976.28 is: 3,949,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299,171 : 4,551,238.18 = 2,862,976.28 : x
  2. Step 2: Convert to fraction form
    3,299,171/4,551,238.18 = 2,862,976.28/x
  3. Step 3: Cross multiply
    3,299,171x = 4,551,238.18 × 2,862,976.28
  4. Step 4: Simplify right side
    3,299,171x = 13,030,086,953,970.37
  5. Step 5: Solve for x
    x = 13,030,086,953,970.37/3,299,171
  6. Step 6: Final answer
    x = 3,949,503.36

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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.