Finding the Fourth Proportional to 4,829,778.73, 7,244,916.15 and 1,235,576.66
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Solution
The fourth proportional to 4,829,778.73, 7,244,916.15 and 1,235,576.66 is: 1,853,428.45
Step by Step Solution
- Step 1: Write the proportion equation
4,829,778.73 : 7,244,916.15 = 1,235,576.66 : x - Step 2: Convert to fraction form
4,829,778.73/7,244,916.15 = 1,235,576.66/x - Step 3: Cross multiply
4,829,778.73x = 7,244,916.15 × 1,235,576.66 - Step 4: Simplify right side
4,829,778.73x = 8,951,649,298,597.06 - Step 5: Solve for x
x = 8,951,649,298,597.06/4,829,778.73 - Step 6: Final answer
x = 1,853,428.45
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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.