Finding the Fourth Proportional to 3,423,037.07, 5,135,385.99 and 1,026,881.71
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Solution
The fourth proportional to 3,423,037.07, 5,135,385.99 and 1,026,881.71 is: 1,540,571.67
Step by Step Solution
- Step 1: Write the proportion equation
3,423,037.07 : 5,135,385.99 = 1,026,881.71 : x - Step 2: Convert to fraction form
3,423,037.07/5,135,385.99 = 1,026,881.71/x - Step 3: Cross multiply
3,423,037.07x = 5,135,385.99 × 1,026,881.71 - Step 4: Simplify right side
3,423,037.07x = 5,273,433,946,921.24 - Step 5: Solve for x
x = 5,273,433,946,921.24/3,423,037.07 - Step 6: Final answer
x = 1,540,571.67
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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.