Finding the Fourth Proportional to 1,273,395.92, 1,909,436.64 and 374,720.96
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Solution
The fourth proportional to 1,273,395.92, 1,909,436.64 and 374,720.96 is: 561,888.03
Step by Step Solution
- Step 1: Write the proportion equation
1,273,395.92 : 1,909,436.64 = 374,720.96 : x - Step 2: Convert to fraction form
1,273,395.92/1,909,436.64 = 374,720.96/x - Step 3: Cross multiply
1,273,395.92x = 1,909,436.64 × 374,720.96 - Step 4: Simplify right side
1,273,395.92x = 715,505,930,799.97 - Step 5: Solve for x
x = 715,505,930,799.97/1,273,395.92 - Step 6: Final answer
x = 561,888.03
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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.