Home / 1,291,246.30-1,936,794.73-492,608.58

Finding the Fourth Proportional to 1,291,246.30, 1,936,794.73 and 492,608.58

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Solution

The fourth proportional to 1,291,246.30, 1,936,794.73 and 492,608.58 is: 738,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,246.30 : 1,936,794.73 = 492,608.58 : x
  2. Step 2: Convert to fraction form
    1,291,246.30/1,936,794.73 = 492,608.58/x
  3. Step 3: Cross multiply
    1,291,246.30x = 1,936,794.73 × 492,608.58
  4. Step 4: Simplify right side
    1,291,246.30x = 954,081,701,696.78
  5. Step 5: Solve for x
    x = 954,081,701,696.78/1,291,246.30
  6. Step 6: Final answer
    x = 738,884.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.