Finding the Fourth Proportional to 3,773,811.12, 5,207,952.69 and 2,055,025.14
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Solution
The fourth proportional to 3,773,811.12, 5,207,952.69 and 2,055,025.14 is: 2,835,985.52
Step by Step Solution
- Step 1: Write the proportion equation
3,773,811.12 : 5,207,952.69 = 2,055,025.14 : x - Step 2: Convert to fraction form
3,773,811.12/5,207,952.69 = 2,055,025.14/x - Step 3: Cross multiply
3,773,811.12x = 5,207,952.69 × 2,055,025.14 - Step 4: Simplify right side
3,773,811.12x = 10,702,473,705,880.63 - Step 5: Solve for x
x = 10,702,473,705,880.63/3,773,811.12 - Step 6: Final answer
x = 2,835,985.52
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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.