Home / 2,714,190.78-4,065,084.80-1,295,243.32

Finding the Fourth Proportional to 2,714,190.78, 4,065,084.80 and 1,295,243.32

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Solution

The fourth proportional to 2,714,190.78, 4,065,084.80 and 1,295,243.32 is: 1,939,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714,190.78 : 4,065,084.80 = 1,295,243.32 : x
  2. Step 2: Convert to fraction form
    2,714,190.78/4,065,084.80 = 1,295,243.32/x
  3. Step 3: Cross multiply
    2,714,190.78x = 4,065,084.80 × 1,295,243.32
  4. Step 4: Simplify right side
    2,714,190.78x = 5,265,273,932,433.54
  5. Step 5: Solve for x
    x = 5,265,273,932,433.54/2,714,190.78
  6. Step 6: Final answer
    x = 1,939,905.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.