Finding the Fourth Proportional to 5,787,548.06, 7,986,240.86 and 3,340,947.31
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Solution
The fourth proportional to 5,787,548.06, 7,986,240.86 and 3,340,947.31 is: 4,610,175.09
Step by Step Solution
- Step 1: Write the proportion equation
5,787,548.06 : 7,986,240.86 = 3,340,947.31 : x - Step 2: Convert to fraction form
5,787,548.06/7,986,240.86 = 3,340,947.31/x - Step 3: Cross multiply
5,787,548.06x = 7,986,240.86 × 3,340,947.31 - Step 4: Simplify right side
5,787,548.06x = 26,681,609,881,558.75 - Step 5: Solve for x
x = 26,681,609,881,558.75/5,787,548.06 - Step 6: Final answer
x = 4,610,175.09
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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.