Home / 2,153,485.60-3,230,228.40-1,481,639.20

Finding the Fourth Proportional to 2,153,485.60, 3,230,228.40 and 1,481,639.20

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Solution

The fourth proportional to 2,153,485.60, 3,230,228.40 and 1,481,639.20 is: 2,222,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,485.60 : 3,230,228.40 = 1,481,639.20 : x
  2. Step 2: Convert to fraction form
    2,153,485.60/3,230,228.40 = 1,481,639.20/x
  3. Step 3: Cross multiply
    2,153,485.60x = 3,230,228.40 × 1,481,639.20
  4. Step 4: Simplify right side
    2,153,485.60x = 4,786,033,022,393.28
  5. Step 5: Solve for x
    x = 4,786,033,022,393.28/2,153,485.60
  6. Step 6: Final answer
    x = 2,222,458.80

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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.