Finding the Fourth Proportional to 2,692,137.36, 3,715,193.84 and 1,468,442.80
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Solution
The fourth proportional to 2,692,137.36, 3,715,193.84 and 1,468,442.80 is: 2,026,475.22
Step by Step Solution
- Step 1: Write the proportion equation
2,692,137.36 : 3,715,193.84 = 1,468,442.80 : x - Step 2: Convert to fraction form
2,692,137.36/3,715,193.84 = 1,468,442.80/x - Step 3: Cross multiply
2,692,137.36x = 3,715,193.84 × 1,468,442.80 - Step 4: Simplify right side
2,692,137.36x = 5,455,549,644,952.35 - Step 5: Solve for x
x = 5,455,549,644,952.35/2,692,137.36 - Step 6: Final answer
x = 2,026,475.22
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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.