Finding the Fourth Proportional to 4,027,947.74, 5,554,704.06 and 2,706,360.12
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Solution
The fourth proportional to 4,027,947.74, 5,554,704.06 and 2,706,360.12 is: 3,732,180.88
Step by Step Solution
- Step 1: Write the proportion equation
4,027,947.74 : 5,554,704.06 = 2,706,360.12 : x - Step 2: Convert to fraction form
4,027,947.74/5,554,704.06 = 2,706,360.12/x - Step 3: Cross multiply
4,027,947.74x = 5,554,704.06 × 2,706,360.12 - Step 4: Simplify right side
4,027,947.74x = 15,033,029,546,386.09 - Step 5: Solve for x
x = 15,033,029,546,386.09/4,027,947.74 - Step 6: Final answer
x = 3,732,180.88
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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.