Finding the Fourth Proportional to 4,851,865.58, 6,695,491.39 and 2,676,617.06
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Solution
The fourth proportional to 4,851,865.58, 6,695,491.39 and 2,676,617.06 is: 3,693,685.69
Step by Step Solution
- Step 1: Write the proportion equation
4,851,865.58 : 6,695,491.39 = 2,676,617.06 : x - Step 2: Convert to fraction form
4,851,865.58/6,695,491.39 = 2,676,617.06/x - Step 3: Cross multiply
4,851,865.58x = 6,695,491.39 × 2,676,617.06 - Step 4: Simplify right side
4,851,865.58x = 17,921,266,439,388.12 - Step 5: Solve for x
x = 17,921,266,439,388.12/4,851,865.58 - Step 6: Final answer
x = 3,693,685.69
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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.