Home / 2,021,401.20-3,032,101.80-1,994,829.15

Finding the Fourth Proportional to 2,021,401.20, 3,032,101.80 and 1,994,829.15

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Solution

The fourth proportional to 2,021,401.20, 3,032,101.80 and 1,994,829.15 is: 2,992,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,401.20 : 3,032,101.80 = 1,994,829.15 : x
  2. Step 2: Convert to fraction form
    2,021,401.20/3,032,101.80 = 1,994,829.15/x
  3. Step 3: Cross multiply
    2,021,401.20x = 3,032,101.80 × 1,994,829.15
  4. Step 4: Simplify right side
    2,021,401.20x = 6,048,525,056,407.47
  5. Step 5: Solve for x
    x = 6,048,525,056,407.47/2,021,401.20
  6. Step 6: Final answer
    x = 2,992,243.73

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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.