Finding the Fourth Proportional to 4,086,248.84, 5,639,023.13 and 2,368,365.81
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Solution
The fourth proportional to 4,086,248.84, 5,639,023.13 and 2,368,365.81 is: 3,268,344.66
Step by Step Solution
- Step 1: Write the proportion equation
4,086,248.84 : 5,639,023.13 = 2,368,365.81 : x - Step 2: Convert to fraction form
4,086,248.84/5,639,023.13 = 2,368,365.81/x - Step 3: Cross multiply
4,086,248.84x = 5,639,023.13 × 2,368,365.81 - Step 4: Simplify right side
4,086,248.84x = 13,355,269,571,049.36 - Step 5: Solve for x
x = 13,355,269,571,049.36/4,086,248.84 - Step 6: Final answer
x = 3,268,344.66
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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.