Home / 3,669,289.20-5,501,309.40-1,645,876.80

Finding the Fourth Proportional to 3,669,289.20, 5,501,309.40 and 1,645,876.80

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Solution

The fourth proportional to 3,669,289.20, 5,501,309.40 and 1,645,876.80 is: 2,467,638.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,289.20 : 5,501,309.40 = 1,645,876.80 : x
  2. Step 2: Convert to fraction form
    3,669,289.20/5,501,309.40 = 1,645,876.80/x
  3. Step 3: Cross multiply
    3,669,289.20x = 5,501,309.40 × 1,645,876.80
  4. Step 4: Simplify right side
    3,669,289.20x = 9,054,477,511,081.92
  5. Step 5: Solve for x
    x = 9,054,477,511,081.92/3,669,289.20
  6. Step 6: Final answer
    x = 2,467,638.01

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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.