Home / 821,096.15-1,133,645.86-734,905.88

Finding the Fourth Proportional to 821,096.15, 1,133,645.86 and 734,905.88

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Solution

The fourth proportional to 821,096.15, 1,133,645.86 and 734,905.88 is: 1,014,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,096.15 : 1,133,645.86 = 734,905.88 : x
  2. Step 2: Convert to fraction form
    821,096.15/1,133,645.86 = 734,905.88/x
  3. Step 3: Cross multiply
    821,096.15x = 1,133,645.86 × 734,905.88
  4. Step 4: Simplify right side
    821,096.15x = 833,123,008,351.66
  5. Step 5: Solve for x
    x = 833,123,008,351.66/821,096.15
  6. Step 6: Final answer
    x = 1,014,647.32

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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.