Home / 1,089,409.16-1,503,475.44-606,065.36

Finding the Fourth Proportional to 1,089,409.16, 1,503,475.44 and 606,065.36

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Solution

The fourth proportional to 1,089,409.16, 1,503,475.44 and 606,065.36 is: 836,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,409.16 : 1,503,475.44 = 606,065.36 : x
  2. Step 2: Convert to fraction form
    1,089,409.16/1,503,475.44 = 606,065.36/x
  3. Step 3: Cross multiply
    1,089,409.16x = 1,503,475.44 × 606,065.36
  4. Step 4: Simplify right side
    1,089,409.16x = 911,204,383,794.76
  5. Step 5: Solve for x
    x = 911,204,383,794.76/1,089,409.16
  6. Step 6: Final answer
    x = 836,420.71

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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.