Home / 1,231,787.46-1,687,520.58-1,185,733.94

Finding the Fourth Proportional to 1,231,787.46, 1,687,520.58 and 1,185,733.94

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Solution

The fourth proportional to 1,231,787.46, 1,687,520.58 and 1,185,733.94 is: 1,624,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,787.46 : 1,687,520.58 = 1,185,733.94 : x
  2. Step 2: Convert to fraction form
    1,231,787.46/1,687,520.58 = 1,185,733.94/x
  3. Step 3: Cross multiply
    1,231,787.46x = 1,687,520.58 × 1,185,733.94
  4. Step 4: Simplify right side
    1,231,787.46x = 2,000,950,420,225.82
  5. Step 5: Solve for x
    x = 2,000,950,420,225.82/1,231,787.46
  6. Step 6: Final answer
    x = 1,624,428.31

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.