Finding the Fourth Proportional to 2,754,347.90, 3,801,092.40 and 1,530,704.99
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Solution
The fourth proportional to 2,754,347.90, 3,801,092.40 and 1,530,704.99 is: 2,112,424.19
Step by Step Solution
- Step 1: Write the proportion equation
2,754,347.90 : 3,801,092.40 = 1,530,704.99 : x - Step 2: Convert to fraction form
2,754,347.90/3,801,092.40 = 1,530,704.99/x - Step 3: Cross multiply
2,754,347.90x = 3,801,092.40 × 1,530,704.99 - Step 4: Simplify right side
2,754,347.90x = 5,818,351,113,633.81 - Step 5: Solve for x
x = 5,818,351,113,633.81/2,754,347.90 - Step 6: Final answer
x = 2,112,424.19
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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.