Home / 1,262,044.26-1,741,619.88-689,084.28

Finding the Fourth Proportional to 1,262,044.26, 1,741,619.88 and 689,084.28

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Solution

The fourth proportional to 1,262,044.26, 1,741,619.88 and 689,084.28 is: 950,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,044.26 : 1,741,619.88 = 689,084.28 : x
  2. Step 2: Convert to fraction form
    1,262,044.26/1,741,619.88 = 689,084.28/x
  3. Step 3: Cross multiply
    1,262,044.26x = 1,741,619.88 × 689,084.28
  4. Step 4: Simplify right side
    1,262,044.26x = 1,200,122,881,043.49
  5. Step 5: Solve for x
    x = 1,200,122,881,043.49/1,262,044.26
  6. Step 6: Final answer
    x = 950,935.65

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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.