Finding the Fourth Proportional to 1,115,343.68, 1,673,021.16 and 273,895.76
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Solution
The fourth proportional to 1,115,343.68, 1,673,021.16 and 273,895.76 is: 410,845.03
Step by Step Solution
- Step 1: Write the proportion equation
1,115,343.68 : 1,673,021.16 = 273,895.76 : x - Step 2: Convert to fraction form
1,115,343.68/1,673,021.16 = 273,895.76/x - Step 3: Cross multiply
1,115,343.68x = 1,673,021.16 × 273,895.76 - Step 4: Simplify right side
1,115,343.68x = 458,233,402,114.28 - Step 5: Solve for x
x = 458,233,402,114.28/1,115,343.68 - Step 6: Final answer
x = 410,845.03
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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.