Home / 2,798,623.40-4,194,824.70-1,200,914.60

Finding the Fourth Proportional to 2,798,623.40, 4,194,824.70 and 1,200,914.60

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Solution

The fourth proportional to 2,798,623.40, 4,194,824.70 and 1,200,914.60 is: 1,800,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,623.40 : 4,194,824.70 = 1,200,914.60 : x
  2. Step 2: Convert to fraction form
    2,798,623.40/4,194,824.70 = 1,200,914.60/x
  3. Step 3: Cross multiply
    2,798,623.40x = 4,194,824.70 × 1,200,914.60
  4. Step 4: Simplify right side
    2,798,623.40x = 5,037,626,226,670.62
  5. Step 5: Solve for x
    x = 5,037,626,226,670.62/2,798,623.40
  6. Step 6: Final answer
    x = 1,800,037.20

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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.