Home / 936,716.76-1,405,073.16-723,794.28

Finding the Fourth Proportional to 936,716.76, 1,405,073.16 and 723,794.28

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Solution

The fourth proportional to 936,716.76, 1,405,073.16 and 723,794.28 is: 1,085,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,716.76 : 1,405,073.16 = 723,794.28 : x
  2. Step 2: Convert to fraction form
    936,716.76/1,405,073.16 = 723,794.28/x
  3. Step 3: Cross multiply
    936,716.76x = 1,405,073.16 × 723,794.28
  4. Step 4: Simplify right side
    936,716.76x = 1,016,983,916,189.52
  5. Step 5: Solve for x
    x = 1,016,983,916,189.52/936,716.76
  6. Step 6: Final answer
    x = 1,085,689.89

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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.