Home / 2,085,449.60-3,128,174.40-886,973.60

Finding the Fourth Proportional to 2,085,449.60, 3,128,174.40 and 886,973.60

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Solution

The fourth proportional to 2,085,449.60, 3,128,174.40 and 886,973.60 is: 1,330,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,449.60 : 3,128,174.40 = 886,973.60 : x
  2. Step 2: Convert to fraction form
    2,085,449.60/3,128,174.40 = 886,973.60/x
  3. Step 3: Cross multiply
    2,085,449.60x = 3,128,174.40 × 886,973.60
  4. Step 4: Simplify right side
    2,085,449.60x = 2,774,608,108,995.84
  5. Step 5: Solve for x
    x = 2,774,608,108,995.84/2,085,449.60
  6. Step 6: Final answer
    x = 1,330,460.40

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Similar ratio
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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.