Finding the Fourth Proportional to 2,135,365.26, 2,946,803.94 and 1,168,495.62
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Solution
The fourth proportional to 2,135,365.26, 2,946,803.94 and 1,168,495.62 is: 1,612,523.89
Step by Step Solution
- Step 1: Write the proportion equation
2,135,365.26 : 2,946,803.94 = 1,168,495.62 : x - Step 2: Convert to fraction form
2,135,365.26/2,946,803.94 = 1,168,495.62/x - Step 3: Cross multiply
2,135,365.26x = 2,946,803.94 × 1,168,495.62 - Step 4: Simplify right side
2,135,365.26x = 3,443,327,496,888.74 - Step 5: Solve for x
x = 3,443,327,496,888.74/2,135,365.26 - Step 6: Final answer
x = 1,612,523.89
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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.