Home / 1,158,693.60-1,738,213.20-410,680.80

Finding the Fourth Proportional to 1,158,693.60, 1,738,213.20 and 410,680.80

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Solution

The fourth proportional to 1,158,693.60, 1,738,213.20 and 410,680.80 is: 616,082.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,693.60 : 1,738,213.20 = 410,680.80 : x
  2. Step 2: Convert to fraction form
    1,158,693.60/1,738,213.20 = 410,680.80/x
  3. Step 3: Cross multiply
    1,158,693.60x = 1,738,213.20 × 410,680.80
  4. Step 4: Simplify right side
    1,158,693.60x = 713,850,787,546.56
  5. Step 5: Solve for x
    x = 713,850,787,546.56/1,158,693.60
  6. Step 6: Final answer
    x = 616,082.45

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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.