Finding the Fourth Proportional to 1,059,493.25, 1,587,109.37 and 490,074.99
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Solution
The fourth proportional to 1,059,493.25, 1,587,109.37 and 490,074.99 is: 734,127.01
Step by Step Solution
- Step 1: Write the proportion equation
1,059,493.25 : 1,587,109.37 = 490,074.99 : x - Step 2: Convert to fraction form
1,059,493.25/1,587,109.37 = 490,074.99/x - Step 3: Cross multiply
1,059,493.25x = 1,587,109.37 × 490,074.99 - Step 4: Simplify right side
1,059,493.25x = 777,802,606,181.28 - Step 5: Solve for x
x = 777,802,606,181.28/1,059,493.25 - Step 6: Final answer
x = 734,127.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.