Finding the Fourth Proportional to 3,576,254.38, 4,948,227 and 3,118,323.19
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Solution
The fourth proportional to 3,576,254.38, 4,948,227 and 3,118,323.19 is: 4,314,617.86
Step by Step Solution
- Step 1: Write the proportion equation
3,576,254.38 : 4,948,227 = 3,118,323.19 : x - Step 2: Convert to fraction form
3,576,254.38/4,948,227 = 3,118,323.19/x - Step 3: Cross multiply
3,576,254.38x = 4,948,227 × 3,118,323.19 - Step 4: Simplify right side
3,576,254.38x = 15,430,171,003,484.13 - Step 5: Solve for x
x = 15,430,171,003,484.13/3,576,254.38 - Step 6: Final answer
x = 4,314,617.86
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1.5x scale
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.