Home / 3,780,933.60-5,675,086.80-1,889,810.40

Finding the Fourth Proportional to 3,780,933.60, 5,675,086.80 and 1,889,810.40

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Solution

The fourth proportional to 3,780,933.60, 5,675,086.80 and 1,889,810.40 is: 2,836,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,933.60 : 5,675,086.80 = 1,889,810.40 : x
  2. Step 2: Convert to fraction form
    3,780,933.60/5,675,086.80 = 1,889,810.40/x
  3. Step 3: Cross multiply
    3,780,933.60x = 5,675,086.80 × 1,889,810.40
  4. Step 4: Simplify right side
    3,780,933.60x = 10,724,838,055,542.72
  5. Step 5: Solve for x
    x = 10,724,838,055,542.72/3,780,933.60
  6. Step 6: Final answer
    x = 2,836,558.16

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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.