Finding the Fourth Proportional to 4,736,064.80, 7,104,097.20 and 3,292,839.20
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Solution
The fourth proportional to 4,736,064.80, 7,104,097.20 and 3,292,839.20 is: 4,939,258.80
Step by Step Solution
- Step 1: Write the proportion equation
4,736,064.80 : 7,104,097.20 = 3,292,839.20 : x - Step 2: Convert to fraction form
4,736,064.80/7,104,097.20 = 3,292,839.20/x - Step 3: Cross multiply
4,736,064.80x = 7,104,097.20 × 3,292,839.20 - Step 4: Simplify right side
4,736,064.80x = 23,392,649,740,770.24 - Step 5: Solve for x
x = 23,392,649,740,770.24/4,736,064.80 - Step 6: Final answer
x = 4,939,258.80
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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.