Home / 1,321,817.24-1,824,103.32-748,966.62

Finding the Fourth Proportional to 1,321,817.24, 1,824,103.32 and 748,966.62

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Solution

The fourth proportional to 1,321,817.24, 1,824,103.32 and 748,966.62 is: 1,033,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,817.24 : 1,824,103.32 = 748,966.62 : x
  2. Step 2: Convert to fraction form
    1,321,817.24/1,824,103.32 = 748,966.62/x
  3. Step 3: Cross multiply
    1,321,817.24x = 1,824,103.32 × 748,966.62
  4. Step 4: Simplify right side
    1,321,817.24x = 1,366,192,498,111.18
  5. Step 5: Solve for x
    x = 1,366,192,498,111.18/1,321,817.24
  6. Step 6: Final answer
    x = 1,033,571.40

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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.