Home / 1,012,613.00-1,396,896.44-668,085.77

Finding the Fourth Proportional to 1,012,613.00, 1,396,896.44 and 668,085.77

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Solution

The fourth proportional to 1,012,613.00, 1,396,896.44 and 668,085.77 is: 921,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,613.00 : 1,396,896.44 = 668,085.77 : x
  2. Step 2: Convert to fraction form
    1,012,613.00/1,396,896.44 = 668,085.77/x
  3. Step 3: Cross multiply
    1,012,613.00x = 1,396,896.44 × 668,085.77
  4. Step 4: Simplify right side
    1,012,613.00x = 933,246,633,879.47
  5. Step 5: Solve for x
    x = 933,246,633,879.47/1,012,613.00
  6. Step 6: Final answer
    x = 921,622.22

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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.