Finding the Fourth Proportional to 4,368,679.90, 6,028,806.25 and 2,435,063.09
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Solution
The fourth proportional to 4,368,679.90, 6,028,806.25 and 2,435,063.09 is: 3,360,402.66
Step by Step Solution
- Step 1: Write the proportion equation
4,368,679.90 : 6,028,806.25 = 2,435,063.09 : x - Step 2: Convert to fraction form
4,368,679.90/6,028,806.25 = 2,435,063.09/x - Step 3: Cross multiply
4,368,679.90x = 6,028,806.25 × 2,435,063.09 - Step 4: Simplify right side
4,368,679.90x = 14,680,523,576,136.31 - Step 5: Solve for x
x = 14,680,523,576,136.31/4,368,679.90 - Step 6: Final answer
x = 3,360,402.66
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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.