Home / 1,098,976.64-1,649,529.05-530,757.11

Finding the Fourth Proportional to 1,098,976.64, 1,649,529.05 and 530,757.11

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Solution

The fourth proportional to 1,098,976.64, 1,649,529.05 and 530,757.11 is: 796,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,976.64 : 1,649,529.05 = 530,757.11 : x
  2. Step 2: Convert to fraction form
    1,098,976.64/1,649,529.05 = 530,757.11/x
  3. Step 3: Cross multiply
    1,098,976.64x = 1,649,529.05 × 530,757.11
  4. Step 4: Simplify right side
    1,098,976.64x = 875,499,260,537.62
  5. Step 5: Solve for x
    x = 875,499,260,537.62/1,098,976.64
  6. Step 6: Final answer
    x = 796,649.57

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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.