Home / 1,629,928.56-2,446,501.90-1,223,707.88

Finding the Fourth Proportional to 1,629,928.56, 2,446,501.90 and 1,223,707.88

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Solution

The fourth proportional to 1,629,928.56, 2,446,501.90 and 1,223,707.88 is: 1,836,769.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,928.56 : 2,446,501.90 = 1,223,707.88 : x
  2. Step 2: Convert to fraction form
    1,629,928.56/2,446,501.90 = 1,223,707.88/x
  3. Step 3: Cross multiply
    1,629,928.56x = 2,446,501.90 × 1,223,707.88
  4. Step 4: Simplify right side
    1,629,928.56x = 2,993,803,653,464.97
  5. Step 5: Solve for x
    x = 2,993,803,653,464.97/1,629,928.56
  6. Step 6: Final answer
    x = 1,836,769.86

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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.