Home / 1,840,215.85-2,760,112.60-492,483.60

Finding the Fourth Proportional to 1,840,215.85, 2,760,112.60 and 492,483.60

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Solution

The fourth proportional to 1,840,215.85, 2,760,112.60 and 492,483.60 is: 738,668.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,215.85 : 2,760,112.60 = 492,483.60 : x
  2. Step 2: Convert to fraction form
    1,840,215.85/2,760,112.60 = 492,483.60/x
  3. Step 3: Cross multiply
    1,840,215.85x = 2,760,112.60 × 492,483.60
  4. Step 4: Simplify right side
    1,840,215.85x = 1,359,310,179,796.80
  5. Step 5: Solve for x
    x = 1,359,310,179,796.80/1,840,215.85
  6. Step 6: Final answer
    x = 738,668.88

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Double scale
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1.5x scale

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.