Home / 1,048,596.40-1,569,784.20-694,010.80

Finding the Fourth Proportional to 1,048,596.40, 1,569,784.20 and 694,010.80

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Solution

The fourth proportional to 1,048,596.40, 1,569,784.20 and 694,010.80 is: 1,038,957.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,596.40 : 1,569,784.20 = 694,010.80 : x
  2. Step 2: Convert to fraction form
    1,048,596.40/1,569,784.20 = 694,010.80/x
  3. Step 3: Cross multiply
    1,048,596.40x = 1,569,784.20 × 694,010.80
  4. Step 4: Simplify right side
    1,048,596.40x = 1,089,447,188,469.36
  5. Step 5: Solve for x
    x = 1,089,447,188,469.36/1,048,596.40
  6. Step 6: Final answer
    x = 1,038,957.59

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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.