Home / 1,089,991.32-1,632,623.94-527,847

Finding the Fourth Proportional to 1,089,991.32, 1,632,623.94 and 527,847

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Solution

The fourth proportional to 1,089,991.32, 1,632,623.94 and 527,847 is: 790,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,991.32 : 1,632,623.94 = 527,847 : x
  2. Step 2: Convert to fraction form
    1,089,991.32/1,632,623.94 = 527,847/x
  3. Step 3: Cross multiply
    1,089,991.32x = 1,632,623.94 × 527,847
  4. Step 4: Simplify right side
    1,089,991.32x = 861,775,648,857.18
  5. Step 5: Solve for x
    x = 861,775,648,857.18/1,089,991.32
  6. Step 6: Final answer
    x = 790,626.16

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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.