Finding the Fourth Proportional to 3,232,186.70, 4,460,451.96 and 1,781,934.08
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Solution
The fourth proportional to 3,232,186.70, 4,460,451.96 and 1,781,934.08 is: 2,459,087.95
Step by Step Solution
- Step 1: Write the proportion equation
3,232,186.70 : 4,460,451.96 = 1,781,934.08 : x - Step 2: Convert to fraction form
3,232,186.70/4,460,451.96 = 1,781,934.08/x - Step 3: Cross multiply
3,232,186.70x = 4,460,451.96 × 1,781,934.08 - Step 4: Simplify right side
3,232,186.70x = 7,948,231,359,726.80 - Step 5: Solve for x
x = 7,948,231,359,726.80/3,232,186.70 - Step 6: Final answer
x = 2,459,087.95
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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.