Finding the Fourth Proportional to 3,604,468.26, 5,408,829.25 and 1,331,601.17
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Solution
The fourth proportional to 3,604,468.26, 5,408,829.25 and 1,331,601.17 is: 1,998,187.49
Step by Step Solution
- Step 1: Write the proportion equation
3,604,468.26 : 5,408,829.25 = 1,331,601.17 : x - Step 2: Convert to fraction form
3,604,468.26/5,408,829.25 = 1,331,601.17/x - Step 3: Cross multiply
3,604,468.26x = 5,408,829.25 × 1,331,601.17 - Step 4: Simplify right side
3,604,468.26x = 7,202,403,367,823.29 - Step 5: Solve for x
x = 7,202,403,367,823.29/3,604,468.26 - Step 6: Final answer
x = 1,998,187.49
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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.