Home / 3,882,561.60-5,824,015.20-1,323,739.20

Finding the Fourth Proportional to 3,882,561.60, 5,824,015.20 and 1,323,739.20

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Solution

The fourth proportional to 3,882,561.60, 5,824,015.20 and 1,323,739.20 is: 1,985,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,561.60 : 5,824,015.20 = 1,323,739.20 : x
  2. Step 2: Convert to fraction form
    3,882,561.60/5,824,015.20 = 1,323,739.20/x
  3. Step 3: Cross multiply
    3,882,561.60x = 5,824,015.20 × 1,323,739.20
  4. Step 4: Simplify right side
    3,882,561.60x = 7,709,477,221,635.84
  5. Step 5: Solve for x
    x = 7,709,477,221,635.84/3,882,561.60
  6. Step 6: Final answer
    x = 1,985,667.72

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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.