Finding the Fourth Proportional to 2,921,888.37, 4,032,128.55 and 1,632,739.35
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Solution
The fourth proportional to 2,921,888.37, 4,032,128.55 and 1,632,739.35 is: 2,253,137.05
Step by Step Solution
- Step 1: Write the proportion equation
2,921,888.37 : 4,032,128.55 = 1,632,739.35 : x - Step 2: Convert to fraction form
2,921,888.37/4,032,128.55 = 1,632,739.35/x - Step 3: Cross multiply
2,921,888.37x = 4,032,128.55 × 1,632,739.35 - Step 4: Simplify right side
2,921,888.37x = 6,583,414,947,843.44 - Step 5: Solve for x
x = 6,583,414,947,843.44/2,921,888.37 - Step 6: Final answer
x = 2,253,137.05
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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.