Home / 1,412,464.19-1,949,222.76-767,886.85

Finding the Fourth Proportional to 1,412,464.19, 1,949,222.76 and 767,886.85

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Solution

The fourth proportional to 1,412,464.19, 1,949,222.76 and 767,886.85 is: 1,059,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,464.19 : 1,949,222.76 = 767,886.85 : x
  2. Step 2: Convert to fraction form
    1,412,464.19/1,949,222.76 = 767,886.85/x
  3. Step 3: Cross multiply
    1,412,464.19x = 1,949,222.76 × 767,886.85
  4. Step 4: Simplify right side
    1,412,464.19x = 1,496,782,515,378.59
  5. Step 5: Solve for x
    x = 1,496,782,515,378.59/1,412,464.19
  6. Step 6: Final answer
    x = 1,059,695.90

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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.