Finding the Fourth Proportional to 3,423,038.07, 5,135,387.49 and 1,026,882.71
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Solution
The fourth proportional to 3,423,038.07, 5,135,387.49 and 1,026,882.71 is: 1,540,573.17
Step by Step Solution
- Step 1: Write the proportion equation
3,423,038.07 : 5,135,387.49 = 1,026,882.71 : x - Step 2: Convert to fraction form
3,423,038.07/5,135,387.49 = 1,026,882.71/x - Step 3: Cross multiply
3,423,038.07x = 5,135,387.49 × 1,026,882.71 - Step 4: Simplify right side
3,423,038.07x = 5,273,440,622,631.30 - Step 5: Solve for x
x = 5,273,440,622,631.30/3,423,038.07 - Step 6: Final answer
x = 1,540,573.17
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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.