Home / 3,252,715.86-4,879,313.46-856,543.90

Finding the Fourth Proportional to 3,252,715.86, 4,879,313.46 and 856,543.90

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Solution

The fourth proportional to 3,252,715.86, 4,879,313.46 and 856,543.90 is: 1,284,878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,715.86 : 4,879,313.46 = 856,543.90 : x
  2. Step 2: Convert to fraction form
    3,252,715.86/4,879,313.46 = 856,543.90/x
  3. Step 3: Cross multiply
    3,252,715.86x = 4,879,313.46 × 856,543.90
  4. Step 4: Simplify right side
    3,252,715.86x = 4,179,346,180,350.89
  5. Step 5: Solve for x
    x = 4,179,346,180,350.89/3,252,715.86
  6. Step 6: Final answer
    x = 1,284,878.96

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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.