Home / 1,224,004.26-1,689,092.34-680,126.04

Finding the Fourth Proportional to 1,224,004.26, 1,689,092.34 and 680,126.04

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Solution

The fourth proportional to 1,224,004.26, 1,689,092.34 and 680,126.04 is: 938,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,004.26 : 1,689,092.34 = 680,126.04 : x
  2. Step 2: Convert to fraction form
    1,224,004.26/1,689,092.34 = 680,126.04/x
  3. Step 3: Cross multiply
    1,224,004.26x = 1,689,092.34 × 680,126.04
  4. Step 4: Simplify right side
    1,224,004.26x = 1,148,795,684,398.53
  5. Step 5: Solve for x
    x = 1,148,795,684,398.53/1,224,004.26
  6. Step 6: Final answer
    x = 938,555.30

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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.