Home / 1,629,698.49-2,446,157.31-1,223,478.43

Finding the Fourth Proportional to 1,629,698.49, 2,446,157.31 and 1,223,478.43

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Solution

The fourth proportional to 1,629,698.49, 2,446,157.31 and 1,223,478.43 is: 1,836,426.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,698.49 : 2,446,157.31 = 1,223,478.43 : x
  2. Step 2: Convert to fraction form
    1,629,698.49/2,446,157.31 = 1,223,478.43/x
  3. Step 3: Cross multiply
    1,629,698.49x = 2,446,157.31 × 1,223,478.43
  4. Step 4: Simplify right side
    1,629,698.49x = 2,992,820,686,823.65
  5. Step 5: Solve for x
    x = 2,992,820,686,823.65/1,629,698.49
  6. Step 6: Final answer
    x = 1,836,426.00

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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.