Finding the Fourth Proportional to 2,848,452.88, 3,930,864.60 and 1,559,294.08
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Solution
The fourth proportional to 2,848,452.88, 3,930,864.60 and 1,559,294.08 is: 2,151,825.63
Step by Step Solution
- Step 1: Write the proportion equation
2,848,452.88 : 3,930,864.60 = 1,559,294.08 : x - Step 2: Convert to fraction form
2,848,452.88/3,930,864.60 = 1,559,294.08/x - Step 3: Cross multiply
2,848,452.88x = 3,930,864.60 × 1,559,294.08 - Step 4: Simplify right side
2,848,452.88x = 6,129,373,900,061.57 - Step 5: Solve for x
x = 6,129,373,900,061.57/2,848,452.88 - Step 6: Final answer
x = 2,151,825.63
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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.