Finding the Fourth Proportional to 3,822,318.84, 5,274,800.87 and 2,103,439.37
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Solution
The fourth proportional to 3,822,318.84, 5,274,800.87 and 2,103,439.37 is: 2,902,746.80
Step by Step Solution
- Step 1: Write the proportion equation
3,822,318.84 : 5,274,800.87 = 2,103,439.37 : x - Step 2: Convert to fraction form
3,822,318.84/5,274,800.87 = 2,103,439.37/x - Step 3: Cross multiply
3,822,318.84x = 5,274,800.87 × 2,103,439.37 - Step 4: Simplify right side
3,822,318.84x = 11,095,223,781,977.05 - Step 5: Solve for x
x = 11,095,223,781,977.05/3,822,318.84 - Step 6: Final answer
x = 2,902,746.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.