Finding the Fourth Proportional to 2,125,075.14, 2,932,518.15 and 1,158,184.62
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Solution
The fourth proportional to 2,125,075.14, 2,932,518.15 and 1,158,184.62 is: 1,598,248.15
Step by Step Solution
- Step 1: Write the proportion equation
2,125,075.14 : 2,932,518.15 = 1,158,184.62 : x - Step 2: Convert to fraction form
2,125,075.14/2,932,518.15 = 1,158,184.62/x - Step 3: Cross multiply
2,125,075.14x = 2,932,518.15 × 1,158,184.62 - Step 4: Simplify right side
2,125,075.14x = 3,396,397,419,200.85 - Step 5: Solve for x
x = 3,396,397,419,200.85/2,125,075.14 - Step 6: Final answer
x = 1,598,248.15
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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.