Home / 2,228,577.80-3,342,866.70-2,086,860.20

Finding the Fourth Proportional to 2,228,577.80, 3,342,866.70 and 2,086,860.20

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Solution

The fourth proportional to 2,228,577.80, 3,342,866.70 and 2,086,860.20 is: 3,130,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,577.80 : 3,342,866.70 = 2,086,860.20 : x
  2. Step 2: Convert to fraction form
    2,228,577.80/3,342,866.70 = 2,086,860.20/x
  3. Step 3: Cross multiply
    2,228,577.80x = 3,342,866.70 × 2,086,860.20
  4. Step 4: Simplify right side
    2,228,577.80x = 6,976,095,470,135.34
  5. Step 5: Solve for x
    x = 6,976,095,470,135.34/2,228,577.80
  6. Step 6: Final answer
    x = 3,130,290.30

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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.