Home / 3,922,188.72-5,412,851.64-2,953,610.16

Finding the Fourth Proportional to 3,922,188.72, 5,412,851.64 and 2,953,610.16

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Solution

The fourth proportional to 3,922,188.72, 5,412,851.64 and 2,953,610.16 is: 4,076,156.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,188.72 : 5,412,851.64 = 2,953,610.16 : x
  2. Step 2: Convert to fraction form
    3,922,188.72/5,412,851.64 = 2,953,610.16/x
  3. Step 3: Cross multiply
    3,922,188.72x = 5,412,851.64 × 2,953,610.16
  4. Step 4: Simplify right side
    3,922,188.72x = 15,987,453,598,476.66
  5. Step 5: Solve for x
    x = 15,987,453,598,476.66/3,922,188.72
  6. Step 6: Final answer
    x = 4,076,156.13

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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.