Home / 1,134,789.54-1,702,573.17-387,360.42

Finding the Fourth Proportional to 1,134,789.54, 1,702,573.17 and 387,360.42

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Solution

The fourth proportional to 1,134,789.54, 1,702,573.17 and 387,360.42 is: 581,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,789.54 : 1,702,573.17 = 387,360.42 : x
  2. Step 2: Convert to fraction form
    1,134,789.54/1,702,573.17 = 387,360.42/x
  3. Step 3: Cross multiply
    1,134,789.54x = 1,702,573.17 × 387,360.42
  4. Step 4: Simplify right side
    1,134,789.54x = 659,509,458,211.93
  5. Step 5: Solve for x
    x = 659,509,458,211.93/1,134,789.54
  6. Step 6: Final answer
    x = 581,173.37

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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.