Finding the Fourth Proportional to 3,570,570.93, 4,930,750.80 and 2,485,808.62
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Solution
The fourth proportional to 3,570,570.93, 4,930,750.80 and 2,485,808.62 is: 3,432,757.15
Step by Step Solution
- Step 1: Write the proportion equation
3,570,570.93 : 4,930,750.80 = 2,485,808.62 : x - Step 2: Convert to fraction form
3,570,570.93/4,930,750.80 = 2,485,808.62/x - Step 3: Cross multiply
3,570,570.93x = 4,930,750.80 × 2,485,808.62 - Step 4: Simplify right side
3,570,570.93x = 12,256,902,863,360.55 - Step 5: Solve for x
x = 12,256,902,863,360.55/3,570,570.93 - Step 6: Final answer
x = 3,432,757.15
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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.