Finding the Fourth Proportional to 1,166,473.08, 1,599,234.39 and 1,145,215.44
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Solution
The fourth proportional to 1,166,473.08, 1,599,234.39 and 1,145,215.44 is: 1,570,090.17
Step by Step Solution
- Step 1: Write the proportion equation
1,166,473.08 : 1,599,234.39 = 1,145,215.44 : x - Step 2: Convert to fraction form
1,166,473.08/1,599,234.39 = 1,145,215.44/x - Step 3: Cross multiply
1,166,473.08x = 1,599,234.39 × 1,145,215.44 - Step 4: Simplify right side
1,166,473.08x = 1,831,467,915,606.98 - Step 5: Solve for x
x = 1,831,467,915,606.98/1,166,473.08 - Step 6: Final answer
x = 1,570,090.17
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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.