Home / 1,311,660.18-1,967,542.12-365,113.62

Finding the Fourth Proportional to 1,311,660.18, 1,967,542.12 and 365,113.62

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Solution

The fourth proportional to 1,311,660.18, 1,967,542.12 and 365,113.62 is: 547,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,660.18 : 1,967,542.12 = 365,113.62 : x
  2. Step 2: Convert to fraction form
    1,311,660.18/1,967,542.12 = 365,113.62/x
  3. Step 3: Cross multiply
    1,311,660.18x = 1,967,542.12 × 365,113.62
  4. Step 4: Simplify right side
    1,311,660.18x = 718,376,425,935.68
  5. Step 5: Solve for x
    x = 718,376,425,935.68/1,311,660.18
  6. Step 6: Final answer
    x = 547,684.86

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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.