Home / 1,965,931.73-2,949,957.04-829,481.55

Finding the Fourth Proportional to 1,965,931.73, 2,949,957.04 and 829,481.55

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Solution

The fourth proportional to 1,965,931.73, 2,949,957.04 and 829,481.55 is: 1,244,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,931.73 : 2,949,957.04 = 829,481.55 : x
  2. Step 2: Convert to fraction form
    1,965,931.73/2,949,957.04 = 829,481.55/x
  3. Step 3: Cross multiply
    1,965,931.73x = 2,949,957.04 × 829,481.55
  4. Step 4: Simplify right side
    1,965,931.73x = 2,446,934,937,972.61
  5. Step 5: Solve for x
    x = 2,446,934,937,972.61/1,965,931.73
  6. Step 6: Final answer
    x = 1,244,669.33

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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.