Home / 2,176,656.86-3,264,975.03-557,422.56

Finding the Fourth Proportional to 2,176,656.86, 3,264,975.03 and 557,422.56

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Solution

The fourth proportional to 2,176,656.86, 3,264,975.03 and 557,422.56 is: 836,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,656.86 : 3,264,975.03 = 557,422.56 : x
  2. Step 2: Convert to fraction form
    2,176,656.86/3,264,975.03 = 557,422.56/x
  3. Step 3: Cross multiply
    2,176,656.86x = 3,264,975.03 × 557,422.56
  4. Step 4: Simplify right side
    2,176,656.86x = 1,819,970,741,649.01
  5. Step 5: Solve for x
    x = 1,819,970,741,649.01/2,176,656.86
  6. Step 6: Final answer
    x = 836,131.21

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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.