Finding the Fourth Proportional to 4,398,216.16, 6,069,232.12 and 2,438,075.37
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Solution
The fourth proportional to 4,398,216.16, 6,069,232.12 and 2,438,075.37 is: 3,364,374.29
Step by Step Solution
- Step 1: Write the proportion equation
4,398,216.16 : 6,069,232.12 = 2,438,075.37 : x - Step 2: Convert to fraction form
4,398,216.16/6,069,232.12 = 2,438,075.37/x - Step 3: Cross multiply
4,398,216.16x = 6,069,232.12 × 2,438,075.37 - Step 4: Simplify right side
4,398,216.16x = 14,797,245,370,813.82 - Step 5: Solve for x
x = 14,797,245,370,813.82/4,398,216.16 - Step 6: Final answer
x = 3,364,374.29
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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.