Finding the Fourth Proportional to 6,434,396.10, 9,651,585.99 and 1,642,085.46
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Solution
The fourth proportional to 6,434,396.10, 9,651,585.99 and 1,642,085.46 is: 2,463,126.11
Step by Step Solution
- Step 1: Write the proportion equation
6,434,396.10 : 9,651,585.99 = 1,642,085.46 : x - Step 2: Convert to fraction form
6,434,396.10/9,651,585.99 = 1,642,085.46/x - Step 3: Cross multiply
6,434,396.10x = 9,651,585.99 × 1,642,085.46 - Step 4: Simplify right side
6,434,396.10x = 15,848,729,020,118.71 - Step 5: Solve for x
x = 15,848,729,020,118.71/6,434,396.10 - Step 6: Final answer
x = 2,463,126.11
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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.