Home / 1,193,782.86-1,647,430.31-649,922.43

Finding the Fourth Proportional to 1,193,782.86, 1,647,430.31 and 649,922.43

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Solution

The fourth proportional to 1,193,782.86, 1,647,430.31 and 649,922.43 is: 896,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,782.86 : 1,647,430.31 = 649,922.43 : x
  2. Step 2: Convert to fraction form
    1,193,782.86/1,647,430.31 = 649,922.43/x
  3. Step 3: Cross multiply
    1,193,782.86x = 1,647,430.31 × 649,922.43
  4. Step 4: Simplify right side
    1,193,782.86x = 1,070,701,907,081.24
  5. Step 5: Solve for x
    x = 1,070,701,907,081.24/1,193,782.86
  6. Step 6: Final answer
    x = 896,898.37

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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.