Finding the Fourth Proportional to 2,749,915.18, 3,794,825.85 and 1,526,149.63
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Solution
The fourth proportional to 2,749,915.18, 3,794,825.85 and 1,526,149.63 is: 2,106,054.80
Step by Step Solution
- Step 1: Write the proportion equation
2,749,915.18 : 3,794,825.85 = 1,526,149.63 : x - Step 2: Convert to fraction form
2,749,915.18/3,794,825.85 = 1,526,149.63/x - Step 3: Cross multiply
2,749,915.18x = 3,794,825.85 × 1,526,149.63 - Step 4: Simplify right side
2,749,915.18x = 5,791,472,066,891.94 - Step 5: Solve for x
x = 5,791,472,066,891.94/2,749,915.18 - Step 6: Final answer
x = 2,106,054.80
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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.