Finding the Fourth Proportional to 4,482,367.80, 6,185,959.88 and 2,548,808.32
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Solution
The fourth proportional to 4,482,367.80, 6,185,959.88 and 2,548,808.32 is: 3,517,521.70
Step by Step Solution
- Step 1: Write the proportion equation
4,482,367.80 : 6,185,959.88 = 2,548,808.32 : x - Step 2: Convert to fraction form
4,482,367.80/6,185,959.88 = 2,548,808.32/x - Step 3: Cross multiply
4,482,367.80x = 6,185,959.88 × 2,548,808.32 - Step 4: Simplify right side
4,482,367.80x = 15,766,826,009,330.20 - Step 5: Solve for x
x = 15,766,826,009,330.20/4,482,367.80 - Step 6: Final answer
x = 3,517,521.70
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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.