Home / 1,174,922.67-1,762,025.22-812,513.85

Finding the Fourth Proportional to 1,174,922.67, 1,762,025.22 and 812,513.85

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Solution

The fourth proportional to 1,174,922.67, 1,762,025.22 and 812,513.85 is: 1,218,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,922.67 : 1,762,025.22 = 812,513.85 : x
  2. Step 2: Convert to fraction form
    1,174,922.67/1,762,025.22 = 812,513.85/x
  3. Step 3: Cross multiply
    1,174,922.67x = 1,762,025.22 × 812,513.85
  4. Step 4: Simplify right side
    1,174,922.67x = 1,431,669,895,299.30
  5. Step 5: Solve for x
    x = 1,431,669,895,299.30/1,174,922.67
  6. Step 6: Final answer
    x = 1,218,522.66

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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.