Finding the Fourth Proportional to 2,125,010.97, 2,932,429.77 and 1,158,120.52
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Solution
The fourth proportional to 2,125,010.97, 2,932,429.77 and 1,158,120.52 is: 1,598,159.79
Step by Step Solution
- Step 1: Write the proportion equation
2,125,010.97 : 2,932,429.77 = 1,158,120.52 : x - Step 2: Convert to fraction form
2,125,010.97/2,932,429.77 = 1,158,120.52/x - Step 3: Cross multiply
2,125,010.97x = 2,932,429.77 × 1,158,120.52 - Step 4: Simplify right side
2,125,010.97x = 3,396,107,082,764.81 - Step 5: Solve for x
x = 3,396,107,082,764.81/2,125,010.97 - Step 6: Final answer
x = 1,598,159.79
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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.