Home / 1,993,668.80-2,990,211.60-573,576.80

Finding the Fourth Proportional to 1,993,668.80, 2,990,211.60 and 573,576.80

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Solution

The fourth proportional to 1,993,668.80, 2,990,211.60 and 573,576.80 is: 860,281.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,668.80 : 2,990,211.60 = 573,576.80 : x
  2. Step 2: Convert to fraction form
    1,993,668.80/2,990,211.60 = 573,576.80/x
  3. Step 3: Cross multiply
    1,993,668.80x = 2,990,211.60 × 573,576.80
  4. Step 4: Simplify right side
    1,993,668.80x = 1,715,116,000,850.88
  5. Step 5: Solve for x
    x = 1,715,116,000,850.88/1,993,668.80
  6. Step 6: Final answer
    x = 860,281.31

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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.