Home / 2,084,200.80-3,126,009.60-664,400.40

Finding the Fourth Proportional to 2,084,200.80, 3,126,009.60 and 664,400.40

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Solution

The fourth proportional to 2,084,200.80, 3,126,009.60 and 664,400.40 is: 996,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,200.80 : 3,126,009.60 = 664,400.40 : x
  2. Step 2: Convert to fraction form
    2,084,200.80/3,126,009.60 = 664,400.40/x
  3. Step 3: Cross multiply
    2,084,200.80x = 3,126,009.60 × 664,400.40
  4. Step 4: Simplify right side
    2,084,200.80x = 2,076,922,028,643.84
  5. Step 5: Solve for x
    x = 2,076,922,028,643.84/2,084,200.80
  6. Step 6: Final answer
    x = 996,507.64

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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.