Home / 1,091,567.80-1,637,351.70-825,847.30

Finding the Fourth Proportional to 1,091,567.80, 1,637,351.70 and 825,847.30

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Solution

The fourth proportional to 1,091,567.80, 1,637,351.70 and 825,847.30 is: 1,238,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,567.80 : 1,637,351.70 = 825,847.30 : x
  2. Step 2: Convert to fraction form
    1,091,567.80/1,637,351.70 = 825,847.30/x
  3. Step 3: Cross multiply
    1,091,567.80x = 1,637,351.70 × 825,847.30
  4. Step 4: Simplify right side
    1,091,567.80x = 1,352,202,480,595.41
  5. Step 5: Solve for x
    x = 1,352,202,480,595.41/1,091,567.80
  6. Step 6: Final answer
    x = 1,238,770.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.