Home / 2,237,903.60-3,356,855.40-978,191.60

Finding the Fourth Proportional to 2,237,903.60, 3,356,855.40 and 978,191.60

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Solution

The fourth proportional to 2,237,903.60, 3,356,855.40 and 978,191.60 is: 1,467,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,903.60 : 3,356,855.40 = 978,191.60 : x
  2. Step 2: Convert to fraction form
    2,237,903.60/3,356,855.40 = 978,191.60/x
  3. Step 3: Cross multiply
    2,237,903.60x = 3,356,855.40 × 978,191.60
  4. Step 4: Simplify right side
    2,237,903.60x = 3,283,647,754,694.64
  5. Step 5: Solve for x
    x = 3,283,647,754,694.64/2,237,903.60
  6. Step 6: Final answer
    x = 1,467,287.40

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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.