Finding the Fourth Proportional to 4,964,479.44, 6,851,074.56 and 2,759,549.28
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Solution
The fourth proportional to 4,964,479.44, 6,851,074.56 and 2,759,549.28 is: 3,808,229.66
Step by Step Solution
- Step 1: Write the proportion equation
4,964,479.44 : 6,851,074.56 = 2,759,549.28 : x - Step 2: Convert to fraction form
4,964,479.44/6,851,074.56 = 2,759,549.28/x - Step 3: Cross multiply
4,964,479.44x = 6,851,074.56 × 2,759,549.28 - Step 4: Simplify right side
4,964,479.44x = 18,905,877,869,274.31 - Step 5: Solve for x
x = 18,905,877,869,274.31/4,964,479.44 - Step 6: Final answer
x = 3,808,229.66
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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.