Home / 1,089,976.32-1,632,601.44-527,832

Finding the Fourth Proportional to 1,089,976.32, 1,632,601.44 and 527,832

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Solution

The fourth proportional to 1,089,976.32, 1,632,601.44 and 527,832 is: 790,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,976.32 : 1,632,601.44 = 527,832 : x
  2. Step 2: Convert to fraction form
    1,089,976.32/1,632,601.44 = 527,832/x
  3. Step 3: Cross multiply
    1,089,976.32x = 1,632,601.44 × 527,832
  4. Step 4: Simplify right side
    1,089,976.32x = 861,739,283,278.08
  5. Step 5: Solve for x
    x = 861,739,283,278.08/1,089,976.32
  6. Step 6: Final answer
    x = 790,603.67

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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.