Finding the Fourth Proportional to 4,302,020.69, 6,452,987.29 and 1,107,134.45
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Solution
The fourth proportional to 4,302,020.69, 6,452,987.29 and 1,107,134.45 is: 1,660,690.42
Step by Step Solution
- Step 1: Write the proportion equation
4,302,020.69 : 6,452,987.29 = 1,107,134.45 : x - Step 2: Convert to fraction form
4,302,020.69/6,452,987.29 = 1,107,134.45/x - Step 3: Cross multiply
4,302,020.69x = 6,452,987.29 × 1,107,134.45 - Step 4: Simplify right side
4,302,020.69x = 7,144,324,534,171.14 - Step 5: Solve for x
x = 7,144,324,534,171.14/4,302,020.69 - Step 6: Final answer
x = 1,660,690.42
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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.