Finding the Fourth Proportional to 2,925,064.40, 4,036,469.63 and 1,701,405.09
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Solution
The fourth proportional to 2,925,064.40, 4,036,469.63 and 1,701,405.09 is: 2,347,869.67
Step by Step Solution
- Step 1: Write the proportion equation
2,925,064.40 : 4,036,469.63 = 1,701,405.09 : x - Step 2: Convert to fraction form
2,925,064.40/4,036,469.63 = 1,701,405.09/x - Step 3: Cross multiply
2,925,064.40x = 4,036,469.63 × 1,701,405.09 - Step 4: Simplify right side
2,925,064.40x = 6,867,669,965,605.39 - Step 5: Solve for x
x = 6,867,669,965,605.39/2,925,064.40 - Step 6: Final answer
x = 2,347,869.67
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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.