Finding the Fourth Proportional to 2,838,348, 3,916,920.24 and 1,934,508.96
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Solution
The fourth proportional to 2,838,348, 3,916,920.24 and 1,934,508.96 is: 2,669,622.36
Step by Step Solution
- Step 1: Write the proportion equation
2,838,348 : 3,916,920.24 = 1,934,508.96 : x - Step 2: Convert to fraction form
2,838,348/3,916,920.24 = 1,934,508.96/x - Step 3: Cross multiply
2,838,348x = 3,916,920.24 × 1,934,508.96 - Step 4: Simplify right side
2,838,348x = 7,577,317,299,885.35 - Step 5: Solve for x
x = 7,577,317,299,885.35/2,838,348 - Step 6: Final answer
x = 2,669,622.36
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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.