Finding the Fourth Proportional to 4,168,199.55, 6,252,182.69 and 1,328,482.11
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Solution
The fourth proportional to 4,168,199.55, 6,252,182.69 and 1,328,482.11 is: 1,992,685.99
Step by Step Solution
- Step 1: Write the proportion equation
4,168,199.55 : 6,252,182.69 = 1,328,482.11 : x - Step 2: Convert to fraction form
4,168,199.55/6,252,182.69 = 1,328,482.11/x - Step 3: Cross multiply
4,168,199.55x = 6,252,182.69 × 1,328,482.11 - Step 4: Simplify right side
4,168,199.55x = 8,305,912,852,116.68 - Step 5: Solve for x
x = 8,305,912,852,116.68/4,168,199.55 - Step 6: Final answer
x = 1,992,685.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.