Home / 2,539,512.12-3,504,627.81-1,393,633.47

Finding the Fourth Proportional to 2,539,512.12, 3,504,627.81 and 1,393,633.47

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Solution

The fourth proportional to 2,539,512.12, 3,504,627.81 and 1,393,633.47 is: 1,923,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,512.12 : 3,504,627.81 = 1,393,633.47 : x
  2. Step 2: Convert to fraction form
    2,539,512.12/3,504,627.81 = 1,393,633.47/x
  3. Step 3: Cross multiply
    2,539,512.12x = 3,504,627.81 × 1,393,633.47
  4. Step 4: Simplify right side
    2,539,512.12x = 4,884,166,615,908.80
  5. Step 5: Solve for x
    x = 4,884,166,615,908.80/2,539,512.12
  6. Step 6: Final answer
    x = 1,923,269.66

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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.