Finding the Fourth Proportional to 2,804,872.74, 4,207,308.90 and 674,957.08
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Solution
The fourth proportional to 2,804,872.74, 4,207,308.90 and 674,957.08 is: 1,012,435.57
Step by Step Solution
- Step 1: Write the proportion equation
2,804,872.74 : 4,207,308.90 = 674,957.08 : x - Step 2: Convert to fraction form
2,804,872.74/4,207,308.90 = 674,957.08/x - Step 3: Cross multiply
2,804,872.74x = 4,207,308.90 × 674,957.08 - Step 4: Simplify right side
2,804,872.74x = 2,839,752,929,802.01 - Step 5: Solve for x
x = 2,839,752,929,802.01/2,804,872.74 - Step 6: Final answer
x = 1,012,435.57
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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.