Home / 1,204,847.65-1,804,811.07-672,652.12

Finding the Fourth Proportional to 1,204,847.65, 1,804,811.07 and 672,652.12

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Solution

The fourth proportional to 1,204,847.65, 1,804,811.07 and 672,652.12 is: 1,007,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,847.65 : 1,804,811.07 = 672,652.12 : x
  2. Step 2: Convert to fraction form
    1,204,847.65/1,804,811.07 = 672,652.12/x
  3. Step 3: Cross multiply
    1,204,847.65x = 1,804,811.07 × 672,652.12
  4. Step 4: Simplify right side
    1,204,847.65x = 1,214,009,992,434.97
  5. Step 5: Solve for x
    x = 1,214,009,992,434.97/1,204,847.65
  6. Step 6: Final answer
    x = 1,007,604.57

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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.