Home / 1,318,004.66-1,819,233.11-766,850.04

Finding the Fourth Proportional to 1,318,004.66, 1,819,233.11 and 766,850.04

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Solution

The fourth proportional to 1,318,004.66, 1,819,233.11 and 766,850.04 is: 1,058,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,004.66 : 1,819,233.11 = 766,850.04 : x
  2. Step 2: Convert to fraction form
    1,318,004.66/1,819,233.11 = 766,850.04/x
  3. Step 3: Cross multiply
    1,318,004.66x = 1,819,233.11 × 766,850.04
  4. Step 4: Simplify right side
    1,318,004.66x = 1,395,078,979,338.57
  5. Step 5: Solve for x
    x = 1,395,078,979,338.57/1,318,004.66
  6. Step 6: Final answer
    x = 1,058,478.04

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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.