Home / 1,628,015.20-2,442,022.80-446,063.20

Finding the Fourth Proportional to 1,628,015.20, 2,442,022.80 and 446,063.20

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Solution

The fourth proportional to 1,628,015.20, 2,442,022.80 and 446,063.20 is: 669,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,015.20 : 2,442,022.80 = 446,063.20 : x
  2. Step 2: Convert to fraction form
    1,628,015.20/2,442,022.80 = 446,063.20/x
  3. Step 3: Cross multiply
    1,628,015.20x = 2,442,022.80 × 446,063.20
  4. Step 4: Simplify right side
    1,628,015.20x = 1,089,296,504,640.96
  5. Step 5: Solve for x
    x = 1,089,296,504,640.96/1,628,015.20
  6. Step 6: Final answer
    x = 669,094.80

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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.