Finding the Fourth Proportional to 2,898,792.98, 4,348,161.62 and 1,761,868.88
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Solution
The fourth proportional to 2,898,792.98, 4,348,161.62 and 1,761,868.88 is: 2,642,786.39
Step by Step Solution
- Step 1: Write the proportion equation
2,898,792.98 : 4,348,161.62 = 1,761,868.88 : x - Step 2: Convert to fraction form
2,898,792.98/4,348,161.62 = 1,761,868.88/x - Step 3: Cross multiply
2,898,792.98x = 4,348,161.62 × 1,761,868.88 - Step 4: Simplify right side
2,898,792.98x = 7,660,890,643,488.39 - Step 5: Solve for x
x = 7,660,890,643,488.39/2,898,792.98 - Step 6: Final answer
x = 2,642,786.39
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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.