Finding the Fourth Proportional to 4,106,962.48, 5,667,645.84 and 2,271,325.90
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Solution
The fourth proportional to 4,106,962.48, 5,667,645.84 and 2,271,325.90 is: 3,134,450.55
Step by Step Solution
- Step 1: Write the proportion equation
4,106,962.48 : 5,667,645.84 = 2,271,325.90 : x - Step 2: Convert to fraction form
4,106,962.48/5,667,645.84 = 2,271,325.90/x - Step 3: Cross multiply
4,106,962.48x = 5,667,645.84 × 2,271,325.90 - Step 4: Simplify right side
4,106,962.48x = 12,873,070,788,419.26 - Step 5: Solve for x
x = 12,873,070,788,419.26/4,106,962.48 - Step 6: Final answer
x = 3,134,450.55
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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.