Finding the Fourth Proportional to 2,794,531.80, 4,191,797.70 and 1,377,355.80
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Solution
The fourth proportional to 2,794,531.80, 4,191,797.70 and 1,377,355.80 is: 2,066,033.70
Step by Step Solution
- Step 1: Write the proportion equation
2,794,531.80 : 4,191,797.70 = 1,377,355.80 : x - Step 2: Convert to fraction form
2,794,531.80/4,191,797.70 = 1,377,355.80/x - Step 3: Cross multiply
2,794,531.80x = 4,191,797.70 × 1,377,355.80 - Step 4: Simplify right side
2,794,531.80x = 5,773,596,874,521.66 - Step 5: Solve for x
x = 5,773,596,874,521.66/2,794,531.80 - Step 6: Final answer
x = 2,066,033.70
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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.