Home / 3,409,512.31-4,705,236.84-1,939,382.83

Finding the Fourth Proportional to 3,409,512.31, 4,705,236.84 and 1,939,382.83

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Solution

The fourth proportional to 3,409,512.31, 4,705,236.84 and 1,939,382.83 is: 2,676,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,512.31 : 4,705,236.84 = 1,939,382.83 : x
  2. Step 2: Convert to fraction form
    3,409,512.31/4,705,236.84 = 1,939,382.83/x
  3. Step 3: Cross multiply
    3,409,512.31x = 4,705,236.84 × 1,939,382.83
  4. Step 4: Simplify right side
    3,409,512.31x = 9,125,255,538,579.46
  5. Step 5: Solve for x
    x = 9,125,255,538,579.46/3,409,512.31
  6. Step 6: Final answer
    x = 2,676,410.79

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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.