Finding the Fourth Proportional to 2,727,372.40, 3,763,600.56 and 1,503,611.08
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Solution
The fourth proportional to 2,727,372.40, 3,763,600.56 and 1,503,611.08 is: 2,074,887.72
Step by Step Solution
- Step 1: Write the proportion equation
2,727,372.40 : 3,763,600.56 = 1,503,611.08 : x - Step 2: Convert to fraction form
2,727,372.40/3,763,600.56 = 1,503,611.08/x - Step 3: Cross multiply
2,727,372.40x = 3,763,600.56 × 1,503,611.08 - Step 4: Simplify right side
2,727,372.40x = 5,658,991,502,710.21 - Step 5: Solve for x
x = 5,658,991,502,710.21/2,727,372.40 - Step 6: Final answer
x = 2,074,887.72
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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.