Finding the Fourth Proportional to 3,321,203.97, 4,583,307.62 and 1,851,071.86
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Solution
The fourth proportional to 3,321,203.97, 4,583,307.62 and 1,851,071.86 is: 2,554,504.88
Step by Step Solution
- Step 1: Write the proportion equation
3,321,203.97 : 4,583,307.62 = 1,851,071.86 : x - Step 2: Convert to fraction form
3,321,203.97/4,583,307.62 = 1,851,071.86/x - Step 3: Cross multiply
3,321,203.97x = 4,583,307.62 × 1,851,071.86 - Step 4: Simplify right side
3,321,203.97x = 8,484,031,761,105.57 - Step 5: Solve for x
x = 8,484,031,761,105.57/3,321,203.97 - Step 6: Final answer
x = 2,554,504.88
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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.