Home / 1,073,214.96-1,609,399.92-389,940.48

Finding the Fourth Proportional to 1,073,214.96, 1,609,399.92 and 389,940.48

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Solution

The fourth proportional to 1,073,214.96, 1,609,399.92 and 389,940.48 is: 584,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,214.96 : 1,609,399.92 = 389,940.48 : x
  2. Step 2: Convert to fraction form
    1,073,214.96/1,609,399.92 = 389,940.48/x
  3. Step 3: Cross multiply
    1,073,214.96x = 1,609,399.92 × 389,940.48
  4. Step 4: Simplify right side
    1,073,214.96x = 627,570,177,316.76
  5. Step 5: Solve for x
    x = 627,570,177,316.76/1,073,214.96
  6. Step 6: Final answer
    x = 584,757.20

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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.