Finding the Fourth Proportional to 4,221,241.88, 6,331,795.79 and 1,342,567.17
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Solution
The fourth proportional to 4,221,241.88, 6,331,795.79 and 1,342,567.17 is: 2,013,829.44
Step by Step Solution
- Step 1: Write the proportion equation
4,221,241.88 : 6,331,795.79 = 1,342,567.17 : x - Step 2: Convert to fraction form
4,221,241.88/6,331,795.79 = 1,342,567.17/x - Step 3: Cross multiply
4,221,241.88x = 6,331,795.79 × 1,342,567.17 - Step 4: Simplify right side
4,221,241.88x = 8,500,861,148,085.38 - Step 5: Solve for x
x = 8,500,861,148,085.38/4,221,241.88 - Step 6: Final answer
x = 2,013,829.44
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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.