Home / 1,012,778.82-1,397,986.47-583,230.06

Finding the Fourth Proportional to 1,012,778.82, 1,397,986.47 and 583,230.06

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Solution

The fourth proportional to 1,012,778.82, 1,397,986.47 and 583,230.06 is: 805,060.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,778.82 : 1,397,986.47 = 583,230.06 : x
  2. Step 2: Convert to fraction form
    1,012,778.82/1,397,986.47 = 583,230.06/x
  3. Step 3: Cross multiply
    1,012,778.82x = 1,397,986.47 × 583,230.06
  4. Step 4: Simplify right side
    1,012,778.82x = 815,347,732,777.29
  5. Step 5: Solve for x
    x = 815,347,732,777.29/1,012,778.82
  6. Step 6: Final answer
    x = 805,060.02

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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.