Home / 1,194,977.45-1,792,644.32-426,415.30

Finding the Fourth Proportional to 1,194,977.45, 1,792,644.32 and 426,415.30

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Solution

The fourth proportional to 1,194,977.45, 1,792,644.32 and 426,415.30 is: 639,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,977.45 : 1,792,644.32 = 426,415.30 : x
  2. Step 2: Convert to fraction form
    1,194,977.45/1,792,644.32 = 426,415.30/x
  3. Step 3: Cross multiply
    1,194,977.45x = 1,792,644.32 × 426,415.30
  4. Step 4: Simplify right side
    1,194,977.45x = 764,410,962,090.52
  5. Step 5: Solve for x
    x = 764,410,962,090.52/1,194,977.45
  6. Step 6: Final answer
    x = 639,686.51

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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.