Home / 3,493,155.10-5,229,235.04-2,072,479.90

Finding the Fourth Proportional to 3,493,155.10, 5,229,235.04 and 2,072,479.90

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Solution

The fourth proportional to 3,493,155.10, 5,229,235.04 and 2,072,479.90 is: 3,102,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,155.10 : 5,229,235.04 = 2,072,479.90 : x
  2. Step 2: Convert to fraction form
    3,493,155.10/5,229,235.04 = 2,072,479.90/x
  3. Step 3: Cross multiply
    3,493,155.10x = 5,229,235.04 × 2,072,479.90
  4. Step 4: Simplify right side
    3,493,155.10x = 10,837,484,512,775.70
  5. Step 5: Solve for x
    x = 10,837,484,512,775.70/3,493,155.10
  6. Step 6: Final answer
    x = 3,102,491.65

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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.