Finding the Fourth Proportional to 4,808,020.92, 6,634,460.97 and 3,830,439.36
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Solution
The fourth proportional to 4,808,020.92, 6,634,460.97 and 3,830,439.36 is: 5,285,522.02
Step by Step Solution
- Step 1: Write the proportion equation
4,808,020.92 : 6,634,460.97 = 3,830,439.36 : x - Step 2: Convert to fraction form
4,808,020.92/6,634,460.97 = 3,830,439.36/x - Step 3: Cross multiply
4,808,020.92x = 6,634,460.97 × 3,830,439.36 - Step 4: Simplify right side
4,808,020.92x = 25,412,900,431,871.78 - Step 5: Solve for x
x = 25,412,900,431,871.78/4,808,020.92 - Step 6: Final answer
x = 5,285,522.02
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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.