Home / 3,220,636.80-4,444,428.96-1,770,301.20

Finding the Fourth Proportional to 3,220,636.80, 4,444,428.96 and 1,770,301.20

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Solution

The fourth proportional to 3,220,636.80, 4,444,428.96 and 1,770,301.20 is: 2,442,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,636.80 : 4,444,428.96 = 1,770,301.20 : x
  2. Step 2: Convert to fraction form
    3,220,636.80/4,444,428.96 = 1,770,301.20/x
  3. Step 3: Cross multiply
    3,220,636.80x = 4,444,428.96 × 1,770,301.20
  4. Step 4: Simplify right side
    3,220,636.80x = 7,867,977,921,202.75
  5. Step 5: Solve for x
    x = 7,867,977,921,202.75/3,220,636.80
  6. Step 6: Final answer
    x = 2,442,988.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.