Home / 4,313,488.90-6,471,151.83-1,280,863.54

Finding the Fourth Proportional to 4,313,488.90, 6,471,151.83 and 1,280,863.54

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Solution

The fourth proportional to 4,313,488.90, 6,471,151.83 and 1,280,863.54 is: 1,921,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313,488.90 : 6,471,151.83 = 1,280,863.54 : x
  2. Step 2: Convert to fraction form
    4,313,488.90/6,471,151.83 = 1,280,863.54/x
  3. Step 3: Cross multiply
    4,313,488.90x = 6,471,151.83 × 1,280,863.54
  4. Step 4: Simplify right side
    4,313,488.90x = 8,288,662,440,851.28
  5. Step 5: Solve for x
    x = 8,288,662,440,851.28/4,313,488.90
  6. Step 6: Final answer
    x = 1,921,568.05

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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.