Home / 2,729,667.46-3,766,953.81-1,505,987.86

Finding the Fourth Proportional to 2,729,667.46, 3,766,953.81 and 1,505,987.86

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Solution

The fourth proportional to 2,729,667.46, 3,766,953.81 and 1,505,987.86 is: 2,078,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,667.46 : 3,766,953.81 = 1,505,987.86 : x
  2. Step 2: Convert to fraction form
    2,729,667.46/3,766,953.81 = 1,505,987.86/x
  3. Step 3: Cross multiply
    2,729,667.46x = 3,766,953.81 × 1,505,987.86
  4. Step 4: Simplify right side
    2,729,667.46x = 5,672,986,707,040.75
  5. Step 5: Solve for x
    x = 5,672,986,707,040.75/2,729,667.46
  6. Step 6: Final answer
    x = 2,078,270.26

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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.