Home / 1,751,123.22-2,626,544.58-778,788.56

Finding the Fourth Proportional to 1,751,123.22, 2,626,544.58 and 778,788.56

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Solution

The fourth proportional to 1,751,123.22, 2,626,544.58 and 778,788.56 is: 1,168,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,123.22 : 2,626,544.58 = 778,788.56 : x
  2. Step 2: Convert to fraction form
    1,751,123.22/2,626,544.58 = 778,788.56/x
  3. Step 3: Cross multiply
    1,751,123.22x = 2,626,544.58 × 778,788.56
  4. Step 4: Simplify right side
    1,751,123.22x = 2,045,522,858,101.28
  5. Step 5: Solve for x
    x = 2,045,522,858,101.28/1,751,123.22
  6. Step 6: Final answer
    x = 1,168,120.46

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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.