Finding the Fourth Proportional to 2,983,737.76, 4,118,283.28 and 1,823,161.31
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Solution
The fourth proportional to 2,983,737.76, 4,118,283.28 and 1,823,161.31 is: 2,516,405.71
Step by Step Solution
- Step 1: Write the proportion equation
2,983,737.76 : 4,118,283.28 = 1,823,161.31 : x - Step 2: Convert to fraction form
2,983,737.76/4,118,283.28 = 1,823,161.31/x - Step 3: Cross multiply
2,983,737.76x = 4,118,283.28 × 1,823,161.31 - Step 4: Simplify right side
2,983,737.76x = 7,508,294,741,854.68 - Step 5: Solve for x
x = 7,508,294,741,854.68/2,983,737.76 - Step 6: Final answer
x = 2,516,405.71
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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.