Finding the Fourth Proportional to 1,672,658.08, 2,308,101.60 and 947,361.04
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Solution
The fourth proportional to 1,672,658.08, 2,308,101.60 and 947,361.04 is: 1,307,263.90
Step by Step Solution
- Step 1: Write the proportion equation
1,672,658.08 : 2,308,101.60 = 947,361.04 : x - Step 2: Convert to fraction form
1,672,658.08/2,308,101.60 = 947,361.04/x - Step 3: Cross multiply
1,672,658.08x = 2,308,101.60 × 947,361.04 - Step 4: Simplify right side
1,672,658.08x = 2,186,605,532,201.66 - Step 5: Solve for x
x = 2,186,605,532,201.66/1,672,658.08 - Step 6: Final answer
x = 1,307,263.90
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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.