Finding the Fourth Proportional to 4,086,246.84, 5,639,020.37 and 2,368,363.81
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Solution
The fourth proportional to 4,086,246.84, 5,639,020.37 and 2,368,363.81 is: 3,268,341.90
Step by Step Solution
- Step 1: Write the proportion equation
4,086,246.84 : 5,639,020.37 = 2,368,363.81 : x - Step 2: Convert to fraction form
4,086,246.84/5,639,020.37 = 2,368,363.81/x - Step 3: Cross multiply
4,086,246.84x = 5,639,020.37 × 2,368,363.81 - Step 4: Simplify right side
4,086,246.84x = 13,355,251,728,123.89 - Step 5: Solve for x
x = 13,355,251,728,123.89/4,086,246.84 - Step 6: Final answer
x = 3,268,341.90
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1.5x scale
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.