Home / 1,169,883.90-1,751,873.40-768,350.70

Finding the Fourth Proportional to 1,169,883.90, 1,751,873.40 and 768,350.70

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Solution

The fourth proportional to 1,169,883.90, 1,751,873.40 and 768,350.70 is: 1,150,586.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,883.90 : 1,751,873.40 = 768,350.70 : x
  2. Step 2: Convert to fraction form
    1,169,883.90/1,751,873.40 = 768,350.70/x
  3. Step 3: Cross multiply
    1,169,883.90x = 1,751,873.40 × 768,350.70
  4. Step 4: Simplify right side
    1,169,883.90x = 1,346,053,153,201.38
  5. Step 5: Solve for x
    x = 1,346,053,153,201.38/1,169,883.90
  6. Step 6: Final answer
    x = 1,150,586.95

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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.