Finding the Fourth Proportional to 1,863,668.70, 2,791,566.45 and 1,548,740.70
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Solution
The fourth proportional to 1,863,668.70, 2,791,566.45 and 1,548,740.70 is: 2,319,839.67
Step by Step Solution
- Step 1: Write the proportion equation
1,863,668.70 : 2,791,566.45 = 1,548,740.70 : x - Step 2: Convert to fraction form
1,863,668.70/2,791,566.45 = 1,548,740.70/x - Step 3: Cross multiply
1,863,668.70x = 2,791,566.45 × 1,548,740.70 - Step 4: Simplify right side
1,863,668.70x = 4,323,412,577,869.52 - Step 5: Solve for x
x = 4,323,412,577,869.52/1,863,668.70 - Step 6: Final answer
x = 2,319,839.67
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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.