Finding the Fourth Proportional to 5,582,120.68, 7,703,326.56 and 3,134,733.76
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Solution
The fourth proportional to 5,582,120.68, 7,703,326.56 and 3,134,733.76 is: 4,325,932.60
Step by Step Solution
- Step 1: Write the proportion equation
5,582,120.68 : 7,703,326.56 = 3,134,733.76 : x - Step 2: Convert to fraction form
5,582,120.68/7,703,326.56 = 3,134,733.76/x - Step 3: Cross multiply
5,582,120.68x = 7,703,326.56 × 3,134,733.76 - Step 4: Simplify right side
5,582,120.68x = 24,147,877,831,936.66 - Step 5: Solve for x
x = 24,147,877,831,936.66/5,582,120.68 - Step 6: Final answer
x = 4,325,932.60
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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.