Home / 1,336,232.60-2,004,348.90-389,634.20

Finding the Fourth Proportional to 1,336,232.60, 2,004,348.90 and 389,634.20

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Solution

The fourth proportional to 1,336,232.60, 2,004,348.90 and 389,634.20 is: 584,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,232.60 : 2,004,348.90 = 389,634.20 : x
  2. Step 2: Convert to fraction form
    1,336,232.60/2,004,348.90 = 389,634.20/x
  3. Step 3: Cross multiply
    1,336,232.60x = 2,004,348.90 × 389,634.20
  4. Step 4: Simplify right side
    1,336,232.60x = 780,962,880,172.38
  5. Step 5: Solve for x
    x = 780,962,880,172.38/1,336,232.60
  6. Step 6: Final answer
    x = 584,451.30

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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.