Finding the Fourth Proportional to 1,368,597.28, 1,888,604.76 and 748,390.96
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Solution
The fourth proportional to 1,368,597.28, 1,888,604.76 and 748,390.96 is: 1,032,747.00
Step by Step Solution
- Step 1: Write the proportion equation
1,368,597.28 : 1,888,604.76 = 748,390.96 : x - Step 2: Convert to fraction form
1,368,597.28/1,888,604.76 = 748,390.96/x - Step 3: Cross multiply
1,368,597.28x = 1,888,604.76 × 748,390.96 - Step 4: Simplify right side
1,368,597.28x = 1,413,414,729,396.97 - Step 5: Solve for x
x = 1,413,414,729,396.97/1,368,597.28 - Step 6: Final answer
x = 1,032,747.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.