Home / 1,193,617.76-1,647,192.68-649,757.67

Finding the Fourth Proportional to 1,193,617.76, 1,647,192.68 and 649,757.67

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Solution

The fourth proportional to 1,193,617.76, 1,647,192.68 and 649,757.67 is: 896,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,617.76 : 1,647,192.68 = 649,757.67 : x
  2. Step 2: Convert to fraction form
    1,193,617.76/1,647,192.68 = 649,757.67/x
  3. Step 3: Cross multiply
    1,193,617.76x = 1,647,192.68 × 649,757.67
  4. Step 4: Simplify right side
    1,193,617.76x = 1,070,276,074,549.07
  5. Step 5: Solve for x
    x = 1,070,276,074,549.07/1,193,617.76
  6. Step 6: Final answer
    x = 896,665.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.