Finding the Fourth Proportional to 4,841,711.40, 7,263,603.90 and 1,476,258.60
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Solution
The fourth proportional to 4,841,711.40, 7,263,603.90 and 1,476,258.60 is: 2,214,704.02
Step by Step Solution
- Step 1: Write the proportion equation
4,841,711.40 : 7,263,603.90 = 1,476,258.60 : x - Step 2: Convert to fraction form
4,841,711.40/7,263,603.90 = 1,476,258.60/x - Step 3: Cross multiply
4,841,711.40x = 7,263,603.90 × 1,476,258.60 - Step 4: Simplify right side
4,841,711.40x = 10,722,957,724,368.54 - Step 5: Solve for x
x = 10,722,957,724,368.54/4,841,711.40 - Step 6: Final answer
x = 2,214,704.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.