Home / 1,438,693.25-1,985,396.87-794,113.67

Finding the Fourth Proportional to 1,438,693.25, 1,985,396.87 and 794,113.67

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Solution

The fourth proportional to 1,438,693.25, 1,985,396.87 and 794,113.67 is: 1,095,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,693.25 : 1,985,396.87 = 794,113.67 : x
  2. Step 2: Convert to fraction form
    1,438,693.25/1,985,396.87 = 794,113.67/x
  3. Step 3: Cross multiply
    1,438,693.25x = 1,985,396.87 × 794,113.67
  4. Step 4: Simplify right side
    1,438,693.25x = 1,576,630,801,790.99
  5. Step 5: Solve for x
    x = 1,576,630,801,790.99/1,438,693.25
  6. Step 6: Final answer
    x = 1,095,876.98

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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.