Finding the Fourth Proportional to 2,243,394.10, 3,365,091.15 and 747,486.10
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Solution
The fourth proportional to 2,243,394.10, 3,365,091.15 and 747,486.10 is: 1,121,229.15
Step by Step Solution
- Step 1: Write the proportion equation
2,243,394.10 : 3,365,091.15 = 747,486.10 : x - Step 2: Convert to fraction form
2,243,394.10/3,365,091.15 = 747,486.10/x - Step 3: Cross multiply
2,243,394.10x = 3,365,091.15 × 747,486.10 - Step 4: Simplify right side
2,243,394.10x = 2,515,358,859,858.01 - Step 5: Solve for x
x = 2,515,358,859,858.01/2,243,394.10 - Step 6: Final answer
x = 1,121,229.15
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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.