Finding the Fourth Proportional to 5,050,546.12, 7,575,980.60 and 1,976,415.12
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Solution
The fourth proportional to 5,050,546.12, 7,575,980.60 and 1,976,415.12 is: 2,964,685.85
Step by Step Solution
- Step 1: Write the proportion equation
5,050,546.12 : 7,575,980.60 = 1,976,415.12 : x - Step 2: Convert to fraction form
5,050,546.12/7,575,980.60 = 1,976,415.12/x - Step 3: Cross multiply
5,050,546.12x = 7,575,980.60 × 1,976,415.12 - Step 4: Simplify right side
5,050,546.12x = 14,973,282,606,666.67 - Step 5: Solve for x
x = 14,973,282,606,666.67/5,050,546.12 - Step 6: Final answer
x = 2,964,685.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.