Home / 1,012,604.12-1,396,735.31-649,452.77

Finding the Fourth Proportional to 1,012,604.12, 1,396,735.31 and 649,452.77

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Solution

The fourth proportional to 1,012,604.12, 1,396,735.31 and 649,452.77 is: 895,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,604.12 : 1,396,735.31 = 649,452.77 : x
  2. Step 2: Convert to fraction form
    1,012,604.12/1,396,735.31 = 649,452.77/x
  3. Step 3: Cross multiply
    1,012,604.12x = 1,396,735.31 × 649,452.77
  4. Step 4: Simplify right side
    1,012,604.12x = 907,113,616,036.31
  5. Step 5: Solve for x
    x = 907,113,616,036.31/1,012,604.12
  6. Step 6: Final answer
    x = 895,822.56

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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.