Finding the Fourth Proportional to 1,863,427.18, 2,792,289.68 and 1,253,958.44
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Solution
The fourth proportional to 1,863,427.18, 2,792,289.68 and 1,253,958.44 is: 1,879,019.07
Step by Step Solution
- Step 1: Write the proportion equation
1,863,427.18 : 2,792,289.68 = 1,253,958.44 : x - Step 2: Convert to fraction form
1,863,427.18/2,792,289.68 = 1,253,958.44/x - Step 3: Cross multiply
1,863,427.18x = 2,792,289.68 × 1,253,958.44 - Step 4: Simplify right side
1,863,427.18x = 3,501,415,211,160.90 - Step 5: Solve for x
x = 3,501,415,211,160.90/1,863,427.18 - Step 6: Final answer
x = 1,879,019.07
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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.