Finding the Fourth Proportional to 2,699,418.12, 3,725,241.28 and 1,611,784.74
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Solution
The fourth proportional to 2,699,418.12, 3,725,241.28 and 1,611,784.74 is: 2,224,289.38
Step by Step Solution
- Step 1: Write the proportion equation
2,699,418.12 : 3,725,241.28 = 1,611,784.74 : x - Step 2: Convert to fraction form
2,699,418.12/3,725,241.28 = 1,611,784.74/x - Step 3: Cross multiply
2,699,418.12x = 3,725,241.28 × 1,611,784.74 - Step 4: Simplify right side
2,699,418.12x = 6,004,287,047,922.07 - Step 5: Solve for x
x = 6,004,287,047,922.07/2,699,418.12 - Step 6: Final answer
x = 2,224,289.38
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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.