Home / 1,394,682.70-1,924,556.49-782,717.27

Finding the Fourth Proportional to 1,394,682.70, 1,924,556.49 and 782,717.27

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Solution

The fourth proportional to 1,394,682.70, 1,924,556.49 and 782,717.27 is: 1,080,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,682.70 : 1,924,556.49 = 782,717.27 : x
  2. Step 2: Convert to fraction form
    1,394,682.70/1,924,556.49 = 782,717.27/x
  3. Step 3: Cross multiply
    1,394,682.70x = 1,924,556.49 × 782,717.27
  4. Step 4: Simplify right side
    1,394,682.70x = 1,506,383,596,399.20
  5. Step 5: Solve for x
    x = 1,506,383,596,399.20/1,394,682.70
  6. Step 6: Final answer
    x = 1,080,090.55

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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.