Finding the Fourth Proportional to 1,866,397.68, 2,575,633.95 and 1,050,613.88
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Solution
The fourth proportional to 1,866,397.68, 2,575,633.95 and 1,050,613.88 is: 1,449,850.05
Step by Step Solution
- Step 1: Write the proportion equation
1,866,397.68 : 2,575,633.95 = 1,050,613.88 : x - Step 2: Convert to fraction form
1,866,397.68/2,575,633.95 = 1,050,613.88/x - Step 3: Cross multiply
1,866,397.68x = 2,575,633.95 × 1,050,613.88 - Step 4: Simplify right side
1,866,397.68x = 2,705,996,764,791.06 - Step 5: Solve for x
x = 2,705,996,764,791.06/1,866,397.68 - Step 6: Final answer
x = 1,449,850.05
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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.