Home / 1,316,844.33-1,817,392.73-743,921.43

Finding the Fourth Proportional to 1,316,844.33, 1,817,392.73 and 743,921.43

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Solution

The fourth proportional to 1,316,844.33, 1,817,392.73 and 743,921.43 is: 1,026,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,844.33 : 1,817,392.73 = 743,921.43 : x
  2. Step 2: Convert to fraction form
    1,316,844.33/1,817,392.73 = 743,921.43/x
  3. Step 3: Cross multiply
    1,316,844.33x = 1,817,392.73 × 743,921.43
  4. Step 4: Simplify right side
    1,316,844.33x = 1,351,997,395,783.50
  5. Step 5: Solve for x
    x = 1,351,997,395,783.50/1,316,844.33
  6. Step 6: Final answer
    x = 1,026,694.93

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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.