Finding the Fourth Proportional to 2,396,479.14, 3,307,167.54 and 1,308,782.70
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Solution
The fourth proportional to 2,396,479.14, 3,307,167.54 and 1,308,782.70 is: 1,806,134.50
Step by Step Solution
- Step 1: Write the proportion equation
2,396,479.14 : 3,307,167.54 = 1,308,782.70 : x - Step 2: Convert to fraction form
2,396,479.14/3,307,167.54 = 1,308,782.70/x - Step 3: Cross multiply
2,396,479.14x = 3,307,167.54 × 1,308,782.70 - Step 4: Simplify right side
2,396,479.14x = 4,328,363,662,353.56 - Step 5: Solve for x
x = 4,328,363,662,353.56/2,396,479.14 - Step 6: Final answer
x = 1,806,134.50
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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.