Home / 1,469,815.44-2,028,276.77-816,483.81

Finding the Fourth Proportional to 1,469,815.44, 2,028,276.77 and 816,483.81

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Solution

The fourth proportional to 1,469,815.44, 2,028,276.77 and 816,483.81 is: 1,126,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,815.44 : 2,028,276.77 = 816,483.81 : x
  2. Step 2: Convert to fraction form
    1,469,815.44/2,028,276.77 = 816,483.81/x
  3. Step 3: Cross multiply
    1,469,815.44x = 2,028,276.77 × 816,483.81
  4. Step 4: Simplify right side
    1,469,815.44x = 1,656,055,144,904.09
  5. Step 5: Solve for x
    x = 1,656,055,144,904.09/1,469,815.44
  6. Step 6: Final answer
    x = 1,126,709.59

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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.