Home / 3,220,908.48-4,828,359.24-1,089,509.40

Finding the Fourth Proportional to 3,220,908.48, 4,828,359.24 and 1,089,509.40

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Solution

The fourth proportional to 3,220,908.48, 4,828,359.24 and 1,089,509.40 is: 1,633,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,908.48 : 4,828,359.24 = 1,089,509.40 : x
  2. Step 2: Convert to fraction form
    3,220,908.48/4,828,359.24 = 1,089,509.40/x
  3. Step 3: Cross multiply
    3,220,908.48x = 4,828,359.24 × 1,089,509.40
  4. Step 4: Simplify right side
    3,220,908.48x = 5,260,542,778,556.86
  5. Step 5: Solve for x
    x = 5,260,542,778,556.86/3,220,908.48
  6. Step 6: Final answer
    x = 1,633,248.14

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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.