Home / 3,509,076.94-5,264,117.52-1,080,435.68

Finding the Fourth Proportional to 3,509,076.94, 5,264,117.52 and 1,080,435.68

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Solution

The fourth proportional to 3,509,076.94, 5,264,117.52 and 1,080,435.68 is: 1,620,808.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,076.94 : 5,264,117.52 = 1,080,435.68 : x
  2. Step 2: Convert to fraction form
    3,509,076.94/5,264,117.52 = 1,080,435.68/x
  3. Step 3: Cross multiply
    3,509,076.94x = 5,264,117.52 × 1,080,435.68
  4. Step 4: Simplify right side
    3,509,076.94x = 5,687,540,392,321.11
  5. Step 5: Solve for x
    x = 5,687,540,392,321.11/3,509,076.94
  6. Step 6: Final answer
    x = 1,620,808.12

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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.