Finding the Fourth Proportional to 7,897,848.26, 11,846,772.53 and 1,914,216.26
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Solution
The fourth proportional to 7,897,848.26, 11,846,772.53 and 1,914,216.26 is: 2,871,324.42
Step by Step Solution
- Step 1: Write the proportion equation
7,897,848.26 : 11,846,772.53 = 1,914,216.26 : x - Step 2: Convert to fraction form
7,897,848.26/11,846,772.53 = 1,914,216.26/x - Step 3: Cross multiply
7,897,848.26x = 11,846,772.53 × 1,914,216.26 - Step 4: Simplify right side
7,897,848.26x = 22,677,284,595,876.26 - Step 5: Solve for x
x = 22,677,284,595,876.26/7,897,848.26 - Step 6: Final answer
x = 2,871,324.42
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1.5x scale
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.