Home / 1,093,251.60-1,509,389.64-685,912.32

Finding the Fourth Proportional to 1,093,251.60, 1,509,389.64 and 685,912.32

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Solution

The fourth proportional to 1,093,251.60, 1,509,389.64 and 685,912.32 is: 946,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,251.60 : 1,509,389.64 = 685,912.32 : x
  2. Step 2: Convert to fraction form
    1,093,251.60/1,509,389.64 = 685,912.32/x
  3. Step 3: Cross multiply
    1,093,251.60x = 1,509,389.64 × 685,912.32
  4. Step 4: Simplify right side
    1,093,251.60x = 1,035,308,949,756.36
  5. Step 5: Solve for x
    x = 1,035,308,949,756.36/1,093,251.60
  6. Step 6: Final answer
    x = 946,999.71

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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.