Home / 1,412,338.26-1,949,003.84-767,774.69

Finding the Fourth Proportional to 1,412,338.26, 1,949,003.84 and 767,774.69

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Solution

The fourth proportional to 1,412,338.26, 1,949,003.84 and 767,774.69 is: 1,059,516.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,338.26 : 1,949,003.84 = 767,774.69 : x
  2. Step 2: Convert to fraction form
    1,412,338.26/1,949,003.84 = 767,774.69/x
  3. Step 3: Cross multiply
    1,412,338.26x = 1,949,003.84 × 767,774.69
  4. Step 4: Simplify right side
    1,412,338.26x = 1,496,395,819,064.81
  5. Step 5: Solve for x
    x = 1,496,395,819,064.81/1,412,338.26
  6. Step 6: Final answer
    x = 1,059,516.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.