Home / 1,921,325.23-2,882,984.75-856,119.54

Finding the Fourth Proportional to 1,921,325.23, 2,882,984.75 and 856,119.54

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Solution

The fourth proportional to 1,921,325.23, 2,882,984.75 and 856,119.54 is: 1,284,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,325.23 : 2,882,984.75 = 856,119.54 : x
  2. Step 2: Convert to fraction form
    1,921,325.23/2,882,984.75 = 856,119.54/x
  3. Step 3: Cross multiply
    1,921,325.23x = 2,882,984.75 × 856,119.54
  4. Step 4: Simplify right side
    1,921,325.23x = 2,468,179,577,997.02
  5. Step 5: Solve for x
    x = 2,468,179,577,997.02/1,921,325.23
  6. Step 6: Final answer
    x = 1,284,623.52

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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.