Finding the Fourth Proportional to 2,738,118.31, 4,125,661.98 and 2,268,790.54
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Solution
The fourth proportional to 2,738,118.31, 4,125,661.98 and 2,268,790.54 is: 3,418,501.98
Step by Step Solution
- Step 1: Write the proportion equation
2,738,118.31 : 4,125,661.98 = 2,268,790.54 : x - Step 2: Convert to fraction form
2,738,118.31/4,125,661.98 = 2,268,790.54/x - Step 3: Cross multiply
2,738,118.31x = 4,125,661.98 × 2,268,790.54 - Step 4: Simplify right side
2,738,118.31x = 9,360,262,871,461.67 - Step 5: Solve for x
x = 9,360,262,871,461.67/2,738,118.31 - Step 6: Final answer
x = 3,418,501.98
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.