Home / 1,436,963.76-1,982,964.60-792,411.12

Finding the Fourth Proportional to 1,436,963.76, 1,982,964.60 and 792,411.12

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Solution

The fourth proportional to 1,436,963.76, 1,982,964.60 and 792,411.12 is: 1,093,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,963.76 : 1,982,964.60 = 792,411.12 : x
  2. Step 2: Convert to fraction form
    1,436,963.76/1,982,964.60 = 792,411.12/x
  3. Step 3: Cross multiply
    1,436,963.76x = 1,982,964.60 × 792,411.12
  4. Step 4: Simplify right side
    1,436,963.76x = 1,571,323,199,606.35
  5. Step 5: Solve for x
    x = 1,571,323,199,606.35/1,436,963.76
  6. Step 6: Final answer
    x = 1,093,502.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.