Finding the Fourth Proportional to 3,881,455.74, 5,814,721.53 and 2,170,409.49
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Solution
The fourth proportional to 3,881,455.74, 5,814,721.53 and 2,170,409.49 is: 3,251,441.63
Step by Step Solution
- Step 1: Write the proportion equation
3,881,455.74 : 5,814,721.53 = 2,170,409.49 : x - Step 2: Convert to fraction form
3,881,455.74/5,814,721.53 = 2,170,409.49/x - Step 3: Cross multiply
3,881,455.74x = 5,814,721.53 × 2,170,409.49 - Step 4: Simplify right side
3,881,455.74x = 12,620,326,790,419.32 - Step 5: Solve for x
x = 12,620,326,790,419.32/3,881,455.74 - Step 6: Final answer
x = 3,251,441.63
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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.