Home / 2,485,883.86-3,728,983.46-780,094.49

Finding the Fourth Proportional to 2,485,883.86, 3,728,983.46 and 780,094.49

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Solution

The fourth proportional to 2,485,883.86, 3,728,983.46 and 780,094.49 is: 1,170,191.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,883.86 : 3,728,983.46 = 780,094.49 : x
  2. Step 2: Convert to fraction form
    2,485,883.86/3,728,983.46 = 780,094.49/x
  3. Step 3: Cross multiply
    2,485,883.86x = 3,728,983.46 × 780,094.49
  4. Step 4: Simplify right side
    2,485,883.86x = 2,908,959,427,901.75
  5. Step 5: Solve for x
    x = 2,908,959,427,901.75/2,485,883.86
  6. Step 6: Final answer
    x = 1,170,191.21

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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.