Home / 2,927,706.32-4,040,234.13-1,638,546.64

Finding the Fourth Proportional to 2,927,706.32, 4,040,234.13 and 1,638,546.64

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Solution

The fourth proportional to 2,927,706.32, 4,040,234.13 and 1,638,546.64 is: 2,261,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,706.32 : 4,040,234.13 = 1,638,546.64 : x
  2. Step 2: Convert to fraction form
    2,927,706.32/4,040,234.13 = 1,638,546.64/x
  3. Step 3: Cross multiply
    2,927,706.32x = 4,040,234.13 × 1,638,546.64
  4. Step 4: Simplify right side
    2,927,706.32x = 6,620,112,054,568.79
  5. Step 5: Solve for x
    x = 6,620,112,054,568.79/2,927,706.32
  6. Step 6: Final answer
    x = 2,261,194.03

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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.