Finding the Fourth Proportional to 2,008,611.12, 2,771,873.88 and 1,090,833.84
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Solution
The fourth proportional to 2,008,611.12, 2,771,873.88 and 1,090,833.84 is: 1,505,345.56
Step by Step Solution
- Step 1: Write the proportion equation
2,008,611.12 : 2,771,873.88 = 1,090,833.84 : x - Step 2: Convert to fraction form
2,008,611.12/2,771,873.88 = 1,090,833.84/x - Step 3: Cross multiply
2,008,611.12x = 2,771,873.88 × 1,090,833.84 - Step 4: Simplify right side
2,008,611.12x = 3,023,653,828,516.10 - Step 5: Solve for x
x = 3,023,653,828,516.10/2,008,611.12 - Step 6: Final answer
x = 1,505,345.56
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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.