Finding the Fourth Proportional to 4,823,460.36, 7,225,731.54 and 2,797,449.08
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Solution
The fourth proportional to 4,823,460.36, 7,225,731.54 and 2,797,449.08 is: 4,190,687.70
Step by Step Solution
- Step 1: Write the proportion equation
4,823,460.36 : 7,225,731.54 = 2,797,449.08 : x - Step 2: Convert to fraction form
4,823,460.36/7,225,731.54 = 2,797,449.08/x - Step 3: Cross multiply
4,823,460.36x = 7,225,731.54 × 2,797,449.08 - Step 4: Simplify right side
4,823,460.36x = 20,213,616,012,771.33 - Step 5: Solve for x
x = 20,213,616,012,771.33/4,823,460.36 - Step 6: Final answer
x = 4,190,687.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.