Home / 1,258,894.27-1,888,528.97-449,215.54

Finding the Fourth Proportional to 1,258,894.27, 1,888,528.97 and 449,215.54

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Solution

The fourth proportional to 1,258,894.27, 1,888,528.97 and 449,215.54 is: 673,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,894.27 : 1,888,528.97 = 449,215.54 : x
  2. Step 2: Convert to fraction form
    1,258,894.27/1,888,528.97 = 449,215.54/x
  3. Step 3: Cross multiply
    1,258,894.27x = 1,888,528.97 × 449,215.54
  4. Step 4: Simplify right side
    1,258,894.27x = 848,356,557,465.91
  5. Step 5: Solve for x
    x = 848,356,557,465.91/1,258,894.27
  6. Step 6: Final answer
    x = 673,890.24

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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.