Finding the Fourth Proportional to 1,470,711.46, 2,206,068.81 and 459,838.66
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Solution
The fourth proportional to 1,470,711.46, 2,206,068.81 and 459,838.66 is: 689,758.50
Step by Step Solution
- Step 1: Write the proportion equation
1,470,711.46 : 2,206,068.81 = 459,838.66 : x - Step 2: Convert to fraction form
1,470,711.46/2,206,068.81 = 459,838.66/x - Step 3: Cross multiply
1,470,711.46x = 2,206,068.81 × 459,838.66 - Step 4: Simplify right side
1,470,711.46x = 1,014,435,725,458.19 - Step 5: Solve for x
x = 1,014,435,725,458.19/1,470,711.46 - Step 6: Final answer
x = 689,758.50
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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.