Home / 1,283,169.80-1,771,216.74-739,522.64

Finding the Fourth Proportional to 1,283,169.80, 1,771,216.74 and 739,522.64

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Solution

The fourth proportional to 1,283,169.80, 1,771,216.74 and 739,522.64 is: 1,020,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,169.80 : 1,771,216.74 = 739,522.64 : x
  2. Step 2: Convert to fraction form
    1,283,169.80/1,771,216.74 = 739,522.64/x
  3. Step 3: Cross multiply
    1,283,169.80x = 1,771,216.74 × 739,522.64
  4. Step 4: Simplify right side
    1,283,169.80x = 1,309,854,879,576.99
  5. Step 5: Solve for x
    x = 1,309,854,879,576.99/1,283,169.80
  6. Step 6: Final answer
    x = 1,020,796.22

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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.