Home / 3,889,126.44-5,366,994.93-2,146,796.46

Finding the Fourth Proportional to 3,889,126.44, 5,366,994.93 and 2,146,796.46

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Solution

The fourth proportional to 3,889,126.44, 5,366,994.93 and 2,146,796.46 is: 2,962,579.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,126.44 : 5,366,994.93 = 2,146,796.46 : x
  2. Step 2: Convert to fraction form
    3,889,126.44/5,366,994.93 = 2,146,796.46/x
  3. Step 3: Cross multiply
    3,889,126.44x = 5,366,994.93 × 2,146,796.46
  4. Step 4: Simplify right side
    3,889,126.44x = 11,521,845,716,561.95
  5. Step 5: Solve for x
    x = 11,521,845,716,561.95/3,889,126.44
  6. Step 6: Final answer
    x = 2,962,579.36

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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.