Home / 1,206,043.56-1,809,105.30-606,678.12

Finding the Fourth Proportional to 1,206,043.56, 1,809,105.30 and 606,678.12

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Solution

The fourth proportional to 1,206,043.56, 1,809,105.30 and 606,678.12 is: 910,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,043.56 : 1,809,105.30 = 606,678.12 : x
  2. Step 2: Convert to fraction form
    1,206,043.56/1,809,105.30 = 606,678.12/x
  3. Step 3: Cross multiply
    1,206,043.56x = 1,809,105.30 × 606,678.12
  4. Step 4: Simplify right side
    1,206,043.56x = 1,097,544,602,286.04
  5. Step 5: Solve for x
    x = 1,097,544,602,286.04/1,206,043.56
  6. Step 6: Final answer
    x = 910,037.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.