Home / 826,103.79-1,137,899.07-583,969.95

Finding the Fourth Proportional to 826,103.79, 1,137,899.07 and 583,969.95

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Solution

The fourth proportional to 826,103.79, 1,137,899.07 and 583,969.95 is: 804,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,103.79 : 1,137,899.07 = 583,969.95 : x
  2. Step 2: Convert to fraction form
    826,103.79/1,137,899.07 = 583,969.95/x
  3. Step 3: Cross multiply
    826,103.79x = 1,137,899.07 × 583,969.95
  4. Step 4: Simplify right side
    826,103.79x = 664,498,863,012.95
  5. Step 5: Solve for x
    x = 664,498,863,012.95/826,103.79
  6. Step 6: Final answer
    x = 804,376.97

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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.