Home / 814,392.27-1,123,860.90-446,871.83

Finding the Fourth Proportional to 814,392.27, 1,123,860.90 and 446,871.83

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Solution

The fourth proportional to 814,392.27, 1,123,860.90 and 446,871.83 is: 616,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,392.27 : 1,123,860.90 = 446,871.83 : x
  2. Step 2: Convert to fraction form
    814,392.27/1,123,860.90 = 446,871.83/x
  3. Step 3: Cross multiply
    814,392.27x = 1,123,860.90 × 446,871.83
  4. Step 4: Simplify right side
    814,392.27x = 502,221,771,429.14
  5. Step 5: Solve for x
    x = 502,221,771,429.14/814,392.27
  6. Step 6: Final answer
    x = 616,682.88

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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.