Finding the Fourth Proportional to 4,795,677.09, 6,617,956.16 and 2,620,173.45
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Solution
The fourth proportional to 4,795,677.09, 6,617,956.16 and 2,620,173.45 is: 3,615,796.62
Step by Step Solution
- Step 1: Write the proportion equation
4,795,677.09 : 6,617,956.16 = 2,620,173.45 : x - Step 2: Convert to fraction form
4,795,677.09/6,617,956.16 = 2,620,173.45/x - Step 3: Cross multiply
4,795,677.09x = 6,617,956.16 × 2,620,173.45 - Step 4: Simplify right side
4,795,677.09x = 17,340,193,010,595.09 - Step 5: Solve for x
x = 17,340,193,010,595.09/4,795,677.09 - Step 6: Final answer
x = 3,615,796.62
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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.