Finding the Fourth Proportional to 3,803,685.60, 5,247,436.69 and 2,516,318.98
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Solution
The fourth proportional to 3,803,685.60, 5,247,436.69 and 2,516,318.98 is: 3,471,429.02
Step by Step Solution
- Step 1: Write the proportion equation
3,803,685.60 : 5,247,436.69 = 2,516,318.98 : x - Step 2: Convert to fraction form
3,803,685.60/5,247,436.69 = 2,516,318.98/x - Step 3: Cross multiply
3,803,685.60x = 5,247,436.69 × 2,516,318.98 - Step 4: Simplify right side
3,803,685.60x = 13,204,224,558,939.01 - Step 5: Solve for x
x = 13,204,224,558,939.01/3,803,685.60 - Step 6: Final answer
x = 3,471,429.02
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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.