Home / 2,157,530.60-3,228,923.10-1,892,109.80

Finding the Fourth Proportional to 2,157,530.60, 3,228,923.10 and 1,892,109.80

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Solution

The fourth proportional to 2,157,530.60, 3,228,923.10 and 1,892,109.80 is: 2,831,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,530.60 : 3,228,923.10 = 1,892,109.80 : x
  2. Step 2: Convert to fraction form
    2,157,530.60/3,228,923.10 = 1,892,109.80/x
  3. Step 3: Cross multiply
    2,157,530.60x = 3,228,923.10 × 1,892,109.80
  4. Step 4: Simplify right side
    2,157,530.60x = 6,109,477,040,956.38
  5. Step 5: Solve for x
    x = 6,109,477,040,956.38/2,157,530.60
  6. Step 6: Final answer
    x = 2,831,698.91

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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.