Finding the Fourth Proportional to 3,795,278.41, 5,239,762.19 and 2,346,915.79
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Solution
The fourth proportional to 3,795,278.41, 5,239,762.19 and 2,346,915.79 is: 3,240,152.44
Step by Step Solution
- Step 1: Write the proportion equation
3,795,278.41 : 5,239,762.19 = 2,346,915.79 : x - Step 2: Convert to fraction form
3,795,278.41/5,239,762.19 = 2,346,915.79/x - Step 3: Cross multiply
3,795,278.41x = 5,239,762.19 × 2,346,915.79 - Step 4: Simplify right side
3,795,278.41x = 12,297,280,619,555.98 - Step 5: Solve for x
x = 12,297,280,619,555.98/3,795,278.41 - Step 6: Final answer
x = 3,240,152.44
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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.