Finding the Fourth Proportional to 4,131,306.54, 5,701,879.47 and 3,441,885.18
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Solution
The fourth proportional to 4,131,306.54, 5,701,879.47 and 3,441,885.18 is: 4,750,365.11
Step by Step Solution
- Step 1: Write the proportion equation
4,131,306.54 : 5,701,879.47 = 3,441,885.18 : x - Step 2: Convert to fraction form
4,131,306.54/5,701,879.47 = 3,441,885.18/x - Step 3: Cross multiply
4,131,306.54x = 5,701,879.47 × 3,441,885.18 - Step 4: Simplify right side
4,131,306.54x = 19,625,214,445,939.25 - Step 5: Solve for x
x = 19,625,214,445,939.25/4,131,306.54 - Step 6: Final answer
x = 4,750,365.11
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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.