Home / 1,328,504.52-1,992,787.56-475,634.46

Finding the Fourth Proportional to 1,328,504.52, 1,992,787.56 and 475,634.46

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Solution

The fourth proportional to 1,328,504.52, 1,992,787.56 and 475,634.46 is: 713,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,504.52 : 1,992,787.56 = 475,634.46 : x
  2. Step 2: Convert to fraction form
    1,328,504.52/1,992,787.56 = 475,634.46/x
  3. Step 3: Cross multiply
    1,328,504.52x = 1,992,787.56 × 475,634.46
  4. Step 4: Simplify right side
    1,328,504.52x = 947,838,434,995.32
  5. Step 5: Solve for x
    x = 947,838,434,995.32/1,328,504.52
  6. Step 6: Final answer
    x = 713,462.71

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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.