Finding the Fourth Proportional to 4,871,329.63, 6,722,447.66 and 2,696,022.79
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Solution
The fourth proportional to 4,871,329.63, 6,722,447.66 and 2,696,022.79 is: 3,720,518.52
Step by Step Solution
- Step 1: Write the proportion equation
4,871,329.63 : 6,722,447.66 = 2,696,022.79 : x - Step 2: Convert to fraction form
4,871,329.63/6,722,447.66 = 2,696,022.79/x - Step 3: Cross multiply
4,871,329.63x = 6,722,447.66 × 2,696,022.79 - Step 4: Simplify right side
4,871,329.63x = 18,123,872,095,942.17 - Step 5: Solve for x
x = 18,123,872,095,942.17/4,871,329.63 - Step 6: Final answer
x = 3,720,518.52
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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.