Finding the Fourth Proportional to 2,515,775.02, 3,471,754.74 and 1,369,852.62
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Solution
The fourth proportional to 2,515,775.02, 3,471,754.74 and 1,369,852.62 is: 1,890,388.56
Step by Step Solution
- Step 1: Write the proportion equation
2,515,775.02 : 3,471,754.74 = 1,369,852.62 : x - Step 2: Convert to fraction form
2,515,775.02/3,471,754.74 = 1,369,852.62/x - Step 3: Cross multiply
2,515,775.02x = 3,471,754.74 × 1,369,852.62 - Step 4: Simplify right side
2,515,775.02x = 4,755,792,326,586.42 - Step 5: Solve for x
x = 4,755,792,326,586.42/2,515,775.02 - Step 6: Final answer
x = 1,890,388.56
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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.