Finding the Fourth Proportional to 4,907,136.22, 6,771,966.66 and 2,731,826.41
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Solution
The fourth proportional to 4,907,136.22, 6,771,966.66 and 2,731,826.41 is: 3,769,986.51
Step by Step Solution
- Step 1: Write the proportion equation
4,907,136.22 : 6,771,966.66 = 2,731,826.41 : x - Step 2: Convert to fraction form
4,907,136.22/6,771,966.66 = 2,731,826.41/x - Step 3: Cross multiply
4,907,136.22x = 6,771,966.66 × 2,731,826.41 - Step 4: Simplify right side
4,907,136.22x = 18,499,837,352,497.57 - Step 5: Solve for x
x = 18,499,837,352,497.57/4,907,136.22 - Step 6: Final answer
x = 3,769,986.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.