Finding the Fourth Proportional to 3,379,472.48, 5,069,121.24 and 1,135,610.48
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Solution
The fourth proportional to 3,379,472.48, 5,069,121.24 and 1,135,610.48 is: 1,703,386.32
Step by Step Solution
- Step 1: Write the proportion equation
3,379,472.48 : 5,069,121.24 = 1,135,610.48 : x - Step 2: Convert to fraction form
3,379,472.48/5,069,121.24 = 1,135,610.48/x - Step 3: Cross multiply
3,379,472.48x = 5,069,121.24 × 1,135,610.48 - Step 4: Simplify right side
3,379,472.48x = 5,756,547,204,534.60 - Step 5: Solve for x
x = 5,756,547,204,534.60/3,379,472.48 - Step 6: Final answer
x = 1,703,386.32
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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.