Home / 3,250,775.04-4,876,483.32-1,120,578.72

Finding the Fourth Proportional to 3,250,775.04, 4,876,483.32 and 1,120,578.72

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Solution

The fourth proportional to 3,250,775.04, 4,876,483.32 and 1,120,578.72 is: 1,680,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,775.04 : 4,876,483.32 = 1,120,578.72 : x
  2. Step 2: Convert to fraction form
    3,250,775.04/4,876,483.32 = 1,120,578.72/x
  3. Step 3: Cross multiply
    3,250,775.04x = 4,876,483.32 × 1,120,578.72
  4. Step 4: Simplify right side
    3,250,775.04x = 5,464,483,436,826.95
  5. Step 5: Solve for x
    x = 5,464,483,436,826.95/3,250,775.04
  6. Step 6: Final answer
    x = 1,680,978.65

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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.