Finding the Fourth Proportional to 3,669,508.70, 5,486,548.35 and 2,712,914.90
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Solution
The fourth proportional to 3,669,508.70, 5,486,548.35 and 2,712,914.90 is: 4,056,275.64
Step by Step Solution
- Step 1: Write the proportion equation
3,669,508.70 : 5,486,548.35 = 2,712,914.90 : x - Step 2: Convert to fraction form
3,669,508.70/5,486,548.35 = 2,712,914.90/x - Step 3: Cross multiply
3,669,508.70x = 5,486,548.35 × 2,712,914.90 - Step 4: Simplify right side
3,669,508.70x = 14,884,538,768,285.41 - Step 5: Solve for x
x = 14,884,538,768,285.41/3,669,508.70 - Step 6: Final answer
x = 4,056,275.64
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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.