Finding the Fourth Proportional to 1,621,716.18, 2,237,953.20 and 896,582.04
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Solution
The fourth proportional to 1,621,716.18, 2,237,953.20 and 896,582.04 is: 1,237,274.85
Step by Step Solution
- Step 1: Write the proportion equation
1,621,716.18 : 2,237,953.20 = 896,582.04 : x - Step 2: Convert to fraction form
1,621,716.18/2,237,953.20 = 896,582.04/x - Step 3: Cross multiply
1,621,716.18x = 2,237,953.20 × 896,582.04 - Step 4: Simplify right side
1,621,716.18x = 2,006,508,645,480.53 - Step 5: Solve for x
x = 2,006,508,645,480.53/1,621,716.18 - Step 6: Final answer
x = 1,237,274.85
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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.