Home / 1,336,150.20-2,004,225.30-389,616.60

Finding the Fourth Proportional to 1,336,150.20, 2,004,225.30 and 389,616.60

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Solution

The fourth proportional to 1,336,150.20, 2,004,225.30 and 389,616.60 is: 584,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,150.20 : 2,004,225.30 = 389,616.60 : x
  2. Step 2: Convert to fraction form
    1,336,150.20/2,004,225.30 = 389,616.60/x
  3. Step 3: Cross multiply
    1,336,150.20x = 2,004,225.30 × 389,616.60
  4. Step 4: Simplify right side
    1,336,150.20x = 780,879,447,019.98
  5. Step 5: Solve for x
    x = 780,879,447,019.98/1,336,150.20
  6. Step 6: Final answer
    x = 584,424.90

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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.