Home / 1,394,333.03-1,924,136.39-774,124.77

Finding the Fourth Proportional to 1,394,333.03, 1,924,136.39 and 774,124.77

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Solution

The fourth proportional to 1,394,333.03, 1,924,136.39 and 774,124.77 is: 1,068,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,333.03 : 1,924,136.39 = 774,124.77 : x
  2. Step 2: Convert to fraction form
    1,394,333.03/1,924,136.39 = 774,124.77/x
  3. Step 3: Cross multiply
    1,394,333.03x = 1,924,136.39 × 774,124.77
  4. Step 4: Simplify right side
    1,394,333.03x = 1,489,521,640,357.38
  5. Step 5: Solve for x
    x = 1,489,521,640,357.38/1,394,333.03
  6. Step 6: Final answer
    x = 1,068,268.20

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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.