Home / 1,051,394.13-1,580,383.20-693,862.55

Finding the Fourth Proportional to 1,051,394.13, 1,580,383.20 and 693,862.55

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Solution

The fourth proportional to 1,051,394.13, 1,580,383.20 and 693,862.55 is: 1,042,966.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,394.13 : 1,580,383.20 = 693,862.55 : x
  2. Step 2: Convert to fraction form
    1,051,394.13/1,580,383.20 = 693,862.55/x
  3. Step 3: Cross multiply
    1,051,394.13x = 1,580,383.20 × 693,862.55
  4. Step 4: Simplify right side
    1,051,394.13x = 1,096,568,709,227.24
  5. Step 5: Solve for x
    x = 1,096,568,709,227.24/1,051,394.13
  6. Step 6: Final answer
    x = 1,042,966.36

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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.