Home / 883,213.76-1,318,028.16-878,161.76

Finding the Fourth Proportional to 883,213.76, 1,318,028.16 and 878,161.76

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Solution

The fourth proportional to 883,213.76, 1,318,028.16 and 878,161.76 is: 1,310,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,213.76 : 1,318,028.16 = 878,161.76 : x
  2. Step 2: Convert to fraction form
    883,213.76/1,318,028.16 = 878,161.76/x
  3. Step 3: Cross multiply
    883,213.76x = 1,318,028.16 × 878,161.76
  4. Step 4: Simplify right side
    883,213.76x = 1,157,441,928,715.16
  5. Step 5: Solve for x
    x = 1,157,441,928,715.16/883,213.76
  6. Step 6: Final answer
    x = 1,310,489.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.