Home / 3,149,689.44-4,725,286.74-1,019,775.90

Finding the Fourth Proportional to 3,149,689.44, 4,725,286.74 and 1,019,775.90

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Solution

The fourth proportional to 3,149,689.44, 4,725,286.74 and 1,019,775.90 is: 1,529,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,689.44 : 4,725,286.74 = 1,019,775.90 : x
  2. Step 2: Convert to fraction form
    3,149,689.44/4,725,286.74 = 1,019,775.90/x
  3. Step 3: Cross multiply
    3,149,689.44x = 4,725,286.74 × 1,019,775.90
  4. Step 4: Simplify right side
    3,149,689.44x = 4,818,733,538,041.57
  5. Step 5: Solve for x
    x = 4,818,733,538,041.57/3,149,689.44
  6. Step 6: Final answer
    x = 1,529,907.51

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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.