Home / 3,888,003.20-5,832,004.80-1,192,744.40

Finding the Fourth Proportional to 3,888,003.20, 5,832,004.80 and 1,192,744.40

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Solution

The fourth proportional to 3,888,003.20, 5,832,004.80 and 1,192,744.40 is: 1,789,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,003.20 : 5,832,004.80 = 1,192,744.40 : x
  2. Step 2: Convert to fraction form
    3,888,003.20/5,832,004.80 = 1,192,744.40/x
  3. Step 3: Cross multiply
    3,888,003.20x = 5,832,004.80 × 1,192,744.40
  4. Step 4: Simplify right side
    3,888,003.20x = 6,956,091,065,973.12
  5. Step 5: Solve for x
    x = 6,956,091,065,973.12/3,888,003.20
  6. Step 6: Final answer
    x = 1,789,116.60

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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.