Finding the Fourth Proportional to 3,860,655.40, 5,791,027.69 and 1,165,003.97
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Solution
The fourth proportional to 3,860,655.40, 5,791,027.69 and 1,165,003.97 is: 1,747,519.40
Step by Step Solution
- Step 1: Write the proportion equation
3,860,655.40 : 5,791,027.69 = 1,165,003.97 : x - Step 2: Convert to fraction form
3,860,655.40/5,791,027.69 = 1,165,003.97/x - Step 3: Cross multiply
3,860,655.40x = 5,791,027.69 × 1,165,003.97 - Step 4: Simplify right side
3,860,655.40x = 6,746,570,225,007.62 - Step 5: Solve for x
x = 6,746,570,225,007.62/3,860,655.40 - Step 6: Final answer
x = 1,747,519.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.