Finding the Fourth Proportional to 1,516,713.84, 2,093,195.28 and 837,781.56
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Solution
The fourth proportional to 1,516,713.84, 2,093,195.28 and 837,781.56 is: 1,156,210.46
Step by Step Solution
- Step 1: Write the proportion equation
1,516,713.84 : 2,093,195.28 = 837,781.56 : x - Step 2: Convert to fraction form
1,516,713.84/2,093,195.28 = 837,781.56/x - Step 3: Cross multiply
1,516,713.84x = 2,093,195.28 × 837,781.56 - Step 4: Simplify right side
1,516,713.84x = 1,753,640,407,063.04 - Step 5: Solve for x
x = 1,753,640,407,063.04/1,516,713.84 - Step 6: Final answer
x = 1,156,210.46
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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.