Finding the Fourth Proportional to 2,447,233.36, 3,375,821.55 and 2,274,038.62
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Solution
The fourth proportional to 2,447,233.36, 3,375,821.55 and 2,274,038.62 is: 3,136,909.09
Step by Step Solution
- Step 1: Write the proportion equation
2,447,233.36 : 3,375,821.55 = 2,274,038.62 : x - Step 2: Convert to fraction form
2,447,233.36/3,375,821.55 = 2,274,038.62/x - Step 3: Cross multiply
2,447,233.36x = 3,375,821.55 × 2,274,038.62 - Step 4: Simplify right side
2,447,233.36x = 7,676,748,578,928.26 - Step 5: Solve for x
x = 7,676,748,578,928.26/2,447,233.36 - Step 6: Final answer
x = 3,136,909.09
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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.