Home / 1,616,103.52-2,230,380.56-1,207,496.32

Finding the Fourth Proportional to 1,616,103.52, 2,230,380.56 and 1,207,496.32

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Solution

The fourth proportional to 1,616,103.52, 2,230,380.56 and 1,207,496.32 is: 1,666,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,103.52 : 2,230,380.56 = 1,207,496.32 : x
  2. Step 2: Convert to fraction form
    1,616,103.52/2,230,380.56 = 1,207,496.32/x
  3. Step 3: Cross multiply
    1,616,103.52x = 2,230,380.56 × 1,207,496.32
  4. Step 4: Simplify right side
    1,616,103.52x = 2,693,176,318,399.54
  5. Step 5: Solve for x
    x = 2,693,176,318,399.54/1,616,103.52
  6. Step 6: Final answer
    x = 1,666,462.75

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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.