Home / 4,089,150.80-5,644,445.34-2,804,244.56

Finding the Fourth Proportional to 4,089,150.80, 5,644,445.34 and 2,804,244.56

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Solution

The fourth proportional to 4,089,150.80, 5,644,445.34 and 2,804,244.56 is: 3,870,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,150.80 : 5,644,445.34 = 2,804,244.56 : x
  2. Step 2: Convert to fraction form
    4,089,150.80/5,644,445.34 = 2,804,244.56/x
  3. Step 3: Cross multiply
    4,089,150.80x = 5,644,445.34 × 2,804,244.56
  4. Step 4: Simplify right side
    4,089,150.80x = 15,828,405,138,912.35
  5. Step 5: Solve for x
    x = 15,828,405,138,912.35/4,089,150.80
  6. Step 6: Final answer
    x = 3,870,829.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.