Home / 2,055,336.60-3,083,004.90-990,486.30

Finding the Fourth Proportional to 2,055,336.60, 3,083,004.90 and 990,486.30

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Solution

The fourth proportional to 2,055,336.60, 3,083,004.90 and 990,486.30 is: 1,485,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,336.60 : 3,083,004.90 = 990,486.30 : x
  2. Step 2: Convert to fraction form
    2,055,336.60/3,083,004.90 = 990,486.30/x
  3. Step 3: Cross multiply
    2,055,336.60x = 3,083,004.90 × 990,486.30
  4. Step 4: Simplify right side
    2,055,336.60x = 3,053,674,116,282.87
  5. Step 5: Solve for x
    x = 3,053,674,116,282.87/2,055,336.60
  6. Step 6: Final answer
    x = 1,485,729.45

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Similar ratio
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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.