Home / 1,211,372.12-1,659,585.74-1,165,969.64

Finding the Fourth Proportional to 1,211,372.12, 1,659,585.74 and 1,165,969.64

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Solution

The fourth proportional to 1,211,372.12, 1,659,585.74 and 1,165,969.64 is: 1,597,384.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,372.12 : 1,659,585.74 = 1,165,969.64 : x
  2. Step 2: Convert to fraction form
    1,211,372.12/1,659,585.74 = 1,165,969.64/x
  3. Step 3: Cross multiply
    1,211,372.12x = 1,659,585.74 × 1,165,969.64
  4. Step 4: Simplify right side
    1,211,372.12x = 1,935,026,587,816.93
  5. Step 5: Solve for x
    x = 1,935,026,587,816.93/1,211,372.12
  6. Step 6: Final answer
    x = 1,597,384.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.