Finding the Fourth Proportional to 2,732,492.64, 3,771,159.68 and 2,272,796.18
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Solution
The fourth proportional to 2,732,492.64, 3,771,159.68 and 2,272,796.18 is: 3,136,724.76
Step by Step Solution
- Step 1: Write the proportion equation
2,732,492.64 : 3,771,159.68 = 2,272,796.18 : x - Step 2: Convert to fraction form
2,732,492.64/3,771,159.68 = 2,272,796.18/x - Step 3: Cross multiply
2,732,492.64x = 3,771,159.68 × 2,272,796.18 - Step 4: Simplify right side
2,732,492.64x = 8,571,077,314,874.02 - Step 5: Solve for x
x = 8,571,077,314,874.02/2,732,492.64 - Step 6: Final answer
x = 3,136,724.76
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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.