Finding the Fourth Proportional to 2,661,203.16, 3,672,461.88 and 1,437,508.68
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Solution
The fourth proportional to 2,661,203.16, 3,672,461.88 and 1,437,508.68 is: 1,983,762.80
Step by Step Solution
- Step 1: Write the proportion equation
2,661,203.16 : 3,672,461.88 = 1,437,508.68 : x - Step 2: Convert to fraction form
2,661,203.16/3,672,461.88 = 1,437,508.68/x - Step 3: Cross multiply
2,661,203.16x = 3,672,461.88 × 1,437,508.68 - Step 4: Simplify right side
2,661,203.16x = 5,279,195,829,469.12 - Step 5: Solve for x
x = 5,279,195,829,469.12/2,661,203.16 - Step 6: Final answer
x = 1,983,762.80
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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.