Home / 1,836,497.28-2,753,168.16-638,263.92

Finding the Fourth Proportional to 1,836,497.28, 2,753,168.16 and 638,263.92

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Solution

The fourth proportional to 1,836,497.28, 2,753,168.16 and 638,263.92 is: 956,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,497.28 : 2,753,168.16 = 638,263.92 : x
  2. Step 2: Convert to fraction form
    1,836,497.28/2,753,168.16 = 638,263.92/x
  3. Step 3: Cross multiply
    1,836,497.28x = 2,753,168.16 × 638,263.92
  4. Step 4: Simplify right side
    1,836,497.28x = 1,757,247,902,220.79
  5. Step 5: Solve for x
    x = 1,757,247,902,220.79/1,836,497.28
  6. Step 6: Final answer
    x = 956,847.54

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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.