Finding the Fourth Proportional to 3,932,877.06, 5,427,887.62 and 2,214,332.46
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Solution
The fourth proportional to 3,932,877.06, 5,427,887.62 and 2,214,332.46 is: 3,056,070.04
Step by Step Solution
- Step 1: Write the proportion equation
3,932,877.06 : 5,427,887.62 = 2,214,332.46 : x - Step 2: Convert to fraction form
3,932,877.06/5,427,887.62 = 2,214,332.46/x - Step 3: Cross multiply
3,932,877.06x = 5,427,887.62 × 2,214,332.46 - Step 4: Simplify right side
3,932,877.06x = 12,019,147,746,198.14 - Step 5: Solve for x
x = 12,019,147,746,198.14/3,932,877.06 - Step 6: Final answer
x = 3,056,070.04
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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.