Finding the Fourth Proportional to 1,074,129.04, 1,611,193.56 and 511,457.68
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Solution
The fourth proportional to 1,074,129.04, 1,611,193.56 and 511,457.68 is: 767,186.52
Step by Step Solution
- Step 1: Write the proportion equation
1,074,129.04 : 1,611,193.56 = 511,457.68 : x - Step 2: Convert to fraction form
1,074,129.04/1,611,193.56 = 511,457.68/x - Step 3: Cross multiply
1,074,129.04x = 1,611,193.56 × 511,457.68 - Step 4: Simplify right side
1,074,129.04x = 824,057,320,228.54 - Step 5: Solve for x
x = 824,057,320,228.54/1,074,129.04 - Step 6: Final answer
x = 767,186.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.