Home / 2,194,097.20-3,290,531.40-698,647.60

Finding the Fourth Proportional to 2,194,097.20, 3,290,531.40 and 698,647.60

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Solution

The fourth proportional to 2,194,097.20, 3,290,531.40 and 698,647.60 is: 1,047,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,097.20 : 3,290,531.40 = 698,647.60 : x
  2. Step 2: Convert to fraction form
    2,194,097.20/3,290,531.40 = 698,647.60/x
  3. Step 3: Cross multiply
    2,194,097.20x = 3,290,531.40 × 698,647.60
  4. Step 4: Simplify right side
    2,194,097.20x = 2,298,921,865,334.64
  5. Step 5: Solve for x
    x = 2,298,921,865,334.64/2,194,097.20
  6. Step 6: Final answer
    x = 1,047,775.76

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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.