Finding the Fourth Proportional to 4,924,121.37, 7,387,178.55 and 1,729,496.66
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Solution
The fourth proportional to 4,924,121.37, 7,387,178.55 and 1,729,496.66 is: 2,594,594.99
Step by Step Solution
- Step 1: Write the proportion equation
4,924,121.37 : 7,387,178.55 = 1,729,496.66 : x - Step 2: Convert to fraction form
4,924,121.37/7,387,178.55 = 1,729,496.66/x - Step 3: Cross multiply
4,924,121.37x = 7,387,178.55 × 1,729,496.66 - Step 4: Simplify right side
4,924,121.37x = 12,776,100,629,048.64 - Step 5: Solve for x
x = 12,776,100,629,048.64/4,924,121.37 - Step 6: Final answer
x = 2,594,594.99
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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.