Finding the Fourth Proportional to 4,299,763.51, 6,450,578.39 and 1,307,869.75
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Solution
The fourth proportional to 4,299,763.51, 6,450,578.39 and 1,307,869.75 is: 1,962,088.46
Step by Step Solution
- Step 1: Write the proportion equation
4,299,763.51 : 6,450,578.39 = 1,307,869.75 : x - Step 2: Convert to fraction form
4,299,763.51/6,450,578.39 = 1,307,869.75/x - Step 3: Cross multiply
4,299,763.51x = 6,450,578.39 × 1,307,869.75 - Step 4: Simplify right side
4,299,763.51x = 8,436,516,346,284.70 - Step 5: Solve for x
x = 8,436,516,346,284.70/4,299,763.51 - Step 6: Final answer
x = 1,962,088.46
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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.