Home / 1,036,674.18-1,431,339.79-727,234.64

Finding the Fourth Proportional to 1,036,674.18, 1,431,339.79 and 727,234.64

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Solution

The fourth proportional to 1,036,674.18, 1,431,339.79 and 727,234.64 is: 1,004,095.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,674.18 : 1,431,339.79 = 727,234.64 : x
  2. Step 2: Convert to fraction form
    1,036,674.18/1,431,339.79 = 727,234.64/x
  3. Step 3: Cross multiply
    1,036,674.18x = 1,431,339.79 × 727,234.64
  4. Step 4: Simplify right side
    1,036,674.18x = 1,040,919,876,898.33
  5. Step 5: Solve for x
    x = 1,040,919,876,898.33/1,036,674.18
  6. Step 6: Final answer
    x = 1,004,095.50

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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.