Finding the Fourth Proportional to 2,278,478.43, 3,415,706.28 and 859,530.96
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Solution
The fourth proportional to 2,278,478.43, 3,415,706.28 and 859,530.96 is: 1,288,537.67
Step by Step Solution
- Step 1: Write the proportion equation
2,278,478.43 : 3,415,706.28 = 859,530.96 : x - Step 2: Convert to fraction form
2,278,478.43/3,415,706.28 = 859,530.96/x - Step 3: Cross multiply
2,278,478.43x = 3,415,706.28 × 859,530.96 - Step 4: Simplify right side
2,278,478.43x = 2,935,905,297,926.43 - Step 5: Solve for x
x = 2,935,905,297,926.43/2,278,478.43 - Step 6: Final answer
x = 1,288,537.67
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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.