Finding the Fourth Proportional to 1,531,586.28, 2,113,554.34 and 958,942.44
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Solution
The fourth proportional to 1,531,586.28, 2,113,554.34 and 958,942.44 is: 1,323,318.82
Step by Step Solution
- Step 1: Write the proportion equation
1,531,586.28 : 2,113,554.34 = 958,942.44 : x - Step 2: Convert to fraction form
1,531,586.28/2,113,554.34 = 958,942.44/x - Step 3: Cross multiply
1,531,586.28x = 2,113,554.34 × 958,942.44 - Step 4: Simplify right side
1,531,586.28x = 2,026,776,955,872.19 - Step 5: Solve for x
x = 2,026,776,955,872.19/1,531,586.28 - Step 6: Final answer
x = 1,323,318.82
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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.