Finding the Fourth Proportional to 3,792,367.92, 5,685,896.04 and 1,395,901.68
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Solution
The fourth proportional to 3,792,367.92, 5,685,896.04 and 1,395,901.68 is: 2,092,874.95
Step by Step Solution
- Step 1: Write the proportion equation
3,792,367.92 : 5,685,896.04 = 1,395,901.68 : x - Step 2: Convert to fraction form
3,792,367.92/5,685,896.04 = 1,395,901.68/x - Step 3: Cross multiply
3,792,367.92x = 5,685,896.04 × 1,395,901.68 - Step 4: Simplify right side
3,792,367.92x = 7,936,951,834,541.35 - Step 5: Solve for x
x = 7,936,951,834,541.35/3,792,367.92 - Step 6: Final answer
x = 2,092,874.95
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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.