Home / 2,568,285.45-3,852,334.73-771,122.22

Finding the Fourth Proportional to 2,568,285.45, 3,852,334.73 and 771,122.22

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Solution

The fourth proportional to 2,568,285.45, 3,852,334.73 and 771,122.22 is: 1,156,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,285.45 : 3,852,334.73 = 771,122.22 : x
  2. Step 2: Convert to fraction form
    2,568,285.45/3,852,334.73 = 771,122.22/x
  3. Step 3: Cross multiply
    2,568,285.45x = 3,852,334.73 × 771,122.22
  4. Step 4: Simplify right side
    2,568,285.45x = 2,970,620,905,325.09
  5. Step 5: Solve for x
    x = 2,970,620,905,325.09/2,568,285.45
  6. Step 6: Final answer
    x = 1,156,655.27

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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.