Finding the Fourth Proportional to 4,168,869, 6,207,750.75 and 4,015,649.40
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Solution
The fourth proportional to 4,168,869, 6,207,750.75 and 4,015,649.40 is: 5,979,595.56
Step by Step Solution
- Step 1: Write the proportion equation
4,168,869 : 6,207,750.75 = 4,015,649.40 : x - Step 2: Convert to fraction form
4,168,869/6,207,750.75 = 4,015,649.40/x - Step 3: Cross multiply
4,168,869x = 6,207,750.75 × 4,015,649.40 - Step 4: Simplify right side
4,168,869x = 24,928,150,574,587.05 - Step 5: Solve for x
x = 24,928,150,574,587.05/4,168,869 - Step 6: Final answer
x = 5,979,595.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.