Home / 2,917,622.90-4,373,481.90-1,718,928.20

Finding the Fourth Proportional to 2,917,622.90, 4,373,481.90 and 1,718,928.20

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Solution

The fourth proportional to 2,917,622.90, 4,373,481.90 and 1,718,928.20 is: 2,576,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,622.90 : 4,373,481.90 = 1,718,928.20 : x
  2. Step 2: Convert to fraction form
    2,917,622.90/4,373,481.90 = 1,718,928.20/x
  3. Step 3: Cross multiply
    2,917,622.90x = 4,373,481.90 × 1,718,928.20
  4. Step 4: Simplify right side
    2,917,622.90x = 7,517,701,370,099.58
  5. Step 5: Solve for x
    x = 7,517,701,370,099.58/2,917,622.90
  6. Step 6: Final answer
    x = 2,576,652.85

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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.