Home / 1,857,214.32-2,782,233.96-1,370,037.36

Finding the Fourth Proportional to 1,857,214.32, 2,782,233.96 and 1,370,037.36

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Solution

The fourth proportional to 1,857,214.32, 2,782,233.96 and 1,370,037.36 is: 2,052,409.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,214.32 : 2,782,233.96 = 1,370,037.36 : x
  2. Step 2: Convert to fraction form
    1,857,214.32/2,782,233.96 = 1,370,037.36/x
  3. Step 3: Cross multiply
    1,857,214.32x = 2,782,233.96 × 1,370,037.36
  4. Step 4: Simplify right side
    1,857,214.32x = 3,811,764,469,460.75
  5. Step 5: Solve for x
    x = 3,811,764,469,460.75/1,857,214.32
  6. Step 6: Final answer
    x = 2,052,409.58

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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.