Finding the Fourth Proportional to 2,378,527.71, 3,282,370.44 and 1,290,799.50
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Solution
The fourth proportional to 2,378,527.71, 3,282,370.44 and 1,290,799.50 is: 1,781,304.50
Step by Step Solution
- Step 1: Write the proportion equation
2,378,527.71 : 3,282,370.44 = 1,290,799.50 : x - Step 2: Convert to fraction form
2,378,527.71/3,282,370.44 = 1,290,799.50/x - Step 3: Cross multiply
2,378,527.71x = 3,282,370.44 × 1,290,799.50 - Step 4: Simplify right side
2,378,527.71x = 4,236,882,122,766.78 - Step 5: Solve for x
x = 4,236,882,122,766.78/2,378,527.71 - Step 6: Final answer
x = 1,781,304.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.