Home / 940,880.20-1,409,246.70-816,464.20

Finding the Fourth Proportional to 940,880.20, 1,409,246.70 and 816,464.20

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Solution

The fourth proportional to 940,880.20, 1,409,246.70 and 816,464.20 is: 1,222,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,880.20 : 1,409,246.70 = 816,464.20 : x
  2. Step 2: Convert to fraction form
    940,880.20/1,409,246.70 = 816,464.20/x
  3. Step 3: Cross multiply
    940,880.20x = 1,409,246.70 × 816,464.20
  4. Step 4: Simplify right side
    940,880.20x = 1,150,599,479,518.14
  5. Step 5: Solve for x
    x = 1,150,599,479,518.14/940,880.20
  6. Step 6: Final answer
    x = 1,222,896.90

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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.