Home / 1,589,628.88-2,192,575.92-1,045,590.76

Finding the Fourth Proportional to 1,589,628.88, 2,192,575.92 and 1,045,590.76

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Solution

The fourth proportional to 1,589,628.88, 2,192,575.92 and 1,045,590.76 is: 1,442,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,628.88 : 2,192,575.92 = 1,045,590.76 : x
  2. Step 2: Convert to fraction form
    1,589,628.88/2,192,575.92 = 1,045,590.76/x
  3. Step 3: Cross multiply
    1,589,628.88x = 2,192,575.92 × 1,045,590.76
  4. Step 4: Simplify right side
    1,589,628.88x = 2,292,537,122,550.50
  5. Step 5: Solve for x
    x = 2,292,537,122,550.50/1,589,628.88
  6. Step 6: Final answer
    x = 1,442,183.87

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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.