Home / 1,199,828.52-1,789,160.31-1,189,027.32

Finding the Fourth Proportional to 1,199,828.52, 1,789,160.31 and 1,189,027.32

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Solution

The fourth proportional to 1,199,828.52, 1,789,160.31 and 1,189,027.32 is: 1,773,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,828.52 : 1,789,160.31 = 1,189,027.32 : x
  2. Step 2: Convert to fraction form
    1,199,828.52/1,789,160.31 = 1,189,027.32/x
  3. Step 3: Cross multiply
    1,199,828.52x = 1,789,160.31 × 1,189,027.32
  4. Step 4: Simplify right side
    1,199,828.52x = 2,127,360,488,449.67
  5. Step 5: Solve for x
    x = 2,127,360,488,449.67/1,199,828.52
  6. Step 6: Final answer
    x = 1,773,053.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.