Finding the Fourth Proportional to 4,738,544.95, 6,538,630.07 and 2,673,440.12
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Solution
The fourth proportional to 4,738,544.95, 6,538,630.07 and 2,673,440.12 is: 3,689,030.32
Step by Step Solution
- Step 1: Write the proportion equation
4,738,544.95 : 6,538,630.07 = 2,673,440.12 : x - Step 2: Convert to fraction form
4,738,544.95/6,538,630.07 = 2,673,440.12/x - Step 3: Cross multiply
4,738,544.95x = 6,538,630.07 × 2,673,440.12 - Step 4: Simplify right side
4,738,544.95x = 17,480,635,982,006.58 - Step 5: Solve for x
x = 17,480,635,982,006.58/4,738,544.95 - Step 6: Final answer
x = 3,689,030.32
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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.