Home / 3,021,994.80-4,532,992.20-1,128,490.20

Finding the Fourth Proportional to 3,021,994.80, 4,532,992.20 and 1,128,490.20

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Solution

The fourth proportional to 3,021,994.80, 4,532,992.20 and 1,128,490.20 is: 1,692,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,994.80 : 4,532,992.20 = 1,128,490.20 : x
  2. Step 2: Convert to fraction form
    3,021,994.80/4,532,992.20 = 1,128,490.20/x
  3. Step 3: Cross multiply
    3,021,994.80x = 4,532,992.20 × 1,128,490.20
  4. Step 4: Simplify right side
    3,021,994.80x = 5,115,437,274,376.44
  5. Step 5: Solve for x
    x = 5,115,437,274,376.44/3,021,994.80
  6. Step 6: Final answer
    x = 1,692,735.30

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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.