Home / 1,782,107.45-2,673,161.18-520,062.65

Finding the Fourth Proportional to 1,782,107.45, 2,673,161.18 and 520,062.65

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Solution

The fourth proportional to 1,782,107.45, 2,673,161.18 and 520,062.65 is: 780,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,107.45 : 2,673,161.18 = 520,062.65 : x
  2. Step 2: Convert to fraction form
    1,782,107.45/2,673,161.18 = 520,062.65/x
  3. Step 3: Cross multiply
    1,782,107.45x = 2,673,161.18 × 520,062.65
  4. Step 4: Simplify right side
    1,782,107.45x = 1,390,211,287,147.93
  5. Step 5: Solve for x
    x = 1,390,211,287,147.93/1,782,107.45
  6. Step 6: Final answer
    x = 780,093.98

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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.