Home / 1,261,607.64-1,892,319.94-492,960.85

Finding the Fourth Proportional to 1,261,607.64, 1,892,319.94 and 492,960.85

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Solution

The fourth proportional to 1,261,607.64, 1,892,319.94 and 492,960.85 is: 739,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,607.64 : 1,892,319.94 = 492,960.85 : x
  2. Step 2: Convert to fraction form
    1,261,607.64/1,892,319.94 = 492,960.85/x
  3. Step 3: Cross multiply
    1,261,607.64x = 1,892,319.94 × 492,960.85
  4. Step 4: Simplify right side
    1,261,607.64x = 932,839,646,094.35
  5. Step 5: Solve for x
    x = 932,839,646,094.35/1,261,607.64
  6. Step 6: Final answer
    x = 739,405.51

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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.