Finding the Fourth Proportional to 1,175,192.76, 1,611,204.15 and 1,153,935.12
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Solution
The fourth proportional to 1,175,192.76, 1,611,204.15 and 1,153,935.12 is: 1,582,059.66
Step by Step Solution
- Step 1: Write the proportion equation
1,175,192.76 : 1,611,204.15 = 1,153,935.12 : x - Step 2: Convert to fraction form
1,175,192.76/1,611,204.15 = 1,153,935.12/x - Step 3: Cross multiply
1,175,192.76x = 1,611,204.15 × 1,153,935.12 - Step 4: Simplify right side
1,175,192.76x = 1,859,225,054,174.75 - Step 5: Solve for x
x = 1,859,225,054,174.75/1,175,192.76 - Step 6: Final answer
x = 1,582,059.66
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.