Home / 1,193,763.30-1,647,362.25-649,909.86

Finding the Fourth Proportional to 1,193,763.30, 1,647,362.25 and 649,909.86

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Solution

The fourth proportional to 1,193,763.30, 1,647,362.25 and 649,909.86 is: 896,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,763.30 : 1,647,362.25 = 649,909.86 : x
  2. Step 2: Convert to fraction form
    1,193,763.30/1,647,362.25 = 649,909.86/x
  3. Step 3: Cross multiply
    1,193,763.30x = 1,647,362.25 × 649,909.86
  4. Step 4: Simplify right side
    1,193,763.30x = 1,070,636,969,266.79
  5. Step 5: Solve for x
    x = 1,070,636,969,266.79/1,193,763.30
  6. Step 6: Final answer
    x = 896,858.67

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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.