Finding the Fourth Proportional to 6,434,389.84, 9,651,576.61 and 1,642,079.21
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Solution
The fourth proportional to 6,434,389.84, 9,651,576.61 and 1,642,079.21 is: 2,463,116.73
Step by Step Solution
- Step 1: Write the proportion equation
6,434,389.84 : 9,651,576.61 = 1,642,079.21 : x - Step 2: Convert to fraction form
6,434,389.84/9,651,576.61 = 1,642,079.21/x - Step 3: Cross multiply
6,434,389.84x = 9,651,576.61 × 1,642,079.21 - Step 4: Simplify right side
6,434,389.84x = 15,848,653,286,792.88 - Step 5: Solve for x
x = 15,848,653,286,792.88/6,434,389.84 - Step 6: Final answer
x = 2,463,116.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.