Home / 1,125,010.80-1,682,595.45-1,005,928.65

Finding the Fourth Proportional to 1,125,010.80, 1,682,595.45 and 1,005,928.65

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Solution

The fourth proportional to 1,125,010.80, 1,682,595.45 and 1,005,928.65 is: 1,504,493.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,010.80 : 1,682,595.45 = 1,005,928.65 : x
  2. Step 2: Convert to fraction form
    1,125,010.80/1,682,595.45 = 1,005,928.65/x
  3. Step 3: Cross multiply
    1,125,010.80x = 1,682,595.45 × 1,005,928.65
  4. Step 4: Simplify right side
    1,125,010.80x = 1,692,570,969,514.64
  5. Step 5: Solve for x
    x = 1,692,570,969,514.64/1,125,010.80
  6. Step 6: Final answer
    x = 1,504,493.09

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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.