Finding the Fourth Proportional to 1,921,267.26, 2,651,369.16 and 1,050,126.84
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Solution
The fourth proportional to 1,921,267.26, 2,651,369.16 and 1,050,126.84 is: 1,449,186.16
Step by Step Solution
- Step 1: Write the proportion equation
1,921,267.26 : 2,651,369.16 = 1,050,126.84 : x - Step 2: Convert to fraction form
1,921,267.26/2,651,369.16 = 1,050,126.84/x - Step 3: Cross multiply
1,921,267.26x = 2,651,369.16 × 1,050,126.84 - Step 4: Simplify right side
1,921,267.26x = 2,784,273,917,664.26 - Step 5: Solve for x
x = 2,784,273,917,664.26/1,921,267.26 - Step 6: Final answer
x = 1,449,186.16
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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.