Home / 1,334,040.72-1,840,973.91-722,193.26

Finding the Fourth Proportional to 1,334,040.72, 1,840,973.91 and 722,193.26

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Solution

The fourth proportional to 1,334,040.72, 1,840,973.91 and 722,193.26 is: 996,625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,040.72 : 1,840,973.91 = 722,193.26 : x
  2. Step 2: Convert to fraction form
    1,334,040.72/1,840,973.91 = 722,193.26/x
  3. Step 3: Cross multiply
    1,334,040.72x = 1,840,973.91 × 722,193.26
  4. Step 4: Simplify right side
    1,334,040.72x = 1,329,538,940,432.98
  5. Step 5: Solve for x
    x = 1,329,538,940,432.98/1,334,040.72
  6. Step 6: Final answer
    x = 996,625.46

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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.