Home / 1,789,481.12-2,684,221.67-652,328.60

Finding the Fourth Proportional to 1,789,481.12, 2,684,221.67 and 652,328.60

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Solution

The fourth proportional to 1,789,481.12, 2,684,221.67 and 652,328.60 is: 978,492.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,481.12 : 2,684,221.67 = 652,328.60 : x
  2. Step 2: Convert to fraction form
    1,789,481.12/2,684,221.67 = 652,328.60/x
  3. Step 3: Cross multiply
    1,789,481.12x = 2,684,221.67 × 652,328.60
  4. Step 4: Simplify right side
    1,789,481.12x = 1,750,994,552,290.48
  5. Step 5: Solve for x
    x = 1,750,994,552,290.48/1,789,481.12
  6. Step 6: Final answer
    x = 978,492.89

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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.