Finding the Fourth Proportional to 4,829,581.36, 7,234,906.38 and 2,803,576.96
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Solution
The fourth proportional to 4,829,581.36, 7,234,906.38 and 2,803,576.96 is: 4,199,870.61
Step by Step Solution
- Step 1: Write the proportion equation
4,829,581.36 : 7,234,906.38 = 2,803,576.96 : x - Step 2: Convert to fraction form
4,829,581.36/7,234,906.38 = 2,803,576.96/x - Step 3: Cross multiply
4,829,581.36x = 7,234,906.38 × 2,803,576.96 - Step 4: Simplify right side
4,829,581.36x = 20,283,616,834,725.00 - Step 5: Solve for x
x = 20,283,616,834,725.00/4,829,581.36 - Step 6: Final answer
x = 4,199,870.61
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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.