Finding the Fourth Proportional to 1,476,465.70, 2,214,698.55 and 1,448,472.10
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Solution
The fourth proportional to 1,476,465.70, 2,214,698.55 and 1,448,472.10 is: 2,172,708.15
Step by Step Solution
- Step 1: Write the proportion equation
1,476,465.70 : 2,214,698.55 = 1,448,472.10 : x - Step 2: Convert to fraction form
1,476,465.70/2,214,698.55 = 1,448,472.10/x - Step 3: Cross multiply
1,476,465.70x = 2,214,698.55 × 1,448,472.10 - Step 4: Simplify right side
1,476,465.70x = 3,207,929,059,585.46 - Step 5: Solve for x
x = 3,207,929,059,585.46/1,476,465.70 - Step 6: Final answer
x = 2,172,708.15
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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.