Finding the Fourth Proportional to 1,912,368.62, 2,867,504.08 and 758,446.36
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Solution
The fourth proportional to 1,912,368.62, 2,867,504.08 and 758,446.36 is: 1,137,253.57
Step by Step Solution
- Step 1: Write the proportion equation
1,912,368.62 : 2,867,504.08 = 758,446.36 : x - Step 2: Convert to fraction form
1,912,368.62/2,867,504.08 = 758,446.36/x - Step 3: Cross multiply
1,912,368.62x = 2,867,504.08 × 758,446.36 - Step 4: Simplify right side
1,912,368.62x = 2,174,848,031,761.15 - Step 5: Solve for x
x = 2,174,848,031,761.15/1,912,368.62 - Step 6: Final answer
x = 1,137,253.57
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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.