Home / 1,316,829.39-1,817,372.26-743,906.47

Finding the Fourth Proportional to 1,316,829.39, 1,817,372.26 and 743,906.47

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Solution

The fourth proportional to 1,316,829.39, 1,817,372.26 and 743,906.47 is: 1,026,674.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,829.39 : 1,817,372.26 = 743,906.47 : x
  2. Step 2: Convert to fraction form
    1,316,829.39/1,817,372.26 = 743,906.47/x
  3. Step 3: Cross multiply
    1,316,829.39x = 1,817,372.26 × 743,906.47
  4. Step 4: Simplify right side
    1,316,829.39x = 1,351,954,982,612.52
  5. Step 5: Solve for x
    x = 1,351,954,982,612.52/1,316,829.39
  6. Step 6: Final answer
    x = 1,026,674.37

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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.