Home / 1,256,346.03-1,879,763.43-744,286.06

Finding the Fourth Proportional to 1,256,346.03, 1,879,763.43 and 744,286.06

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Solution

The fourth proportional to 1,256,346.03, 1,879,763.43 and 744,286.06 is: 1,113,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,346.03 : 1,879,763.43 = 744,286.06 : x
  2. Step 2: Convert to fraction form
    1,256,346.03/1,879,763.43 = 744,286.06/x
  3. Step 3: Cross multiply
    1,256,346.03x = 1,879,763.43 × 744,286.06
  4. Step 4: Simplify right side
    1,256,346.03x = 1,399,081,718,772.52
  5. Step 5: Solve for x
    x = 1,399,081,718,772.52/1,256,346.03
  6. Step 6: Final answer
    x = 1,113,611.76

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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.