Finding the Fourth Proportional to 2,788,954.46, 3,848,764.56 and 1,548,567.09
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Solution
The fourth proportional to 2,788,954.46, 3,848,764.56 and 1,548,567.09 is: 2,137,026.70
Step by Step Solution
- Step 1: Write the proportion equation
2,788,954.46 : 3,848,764.56 = 1,548,567.09 : x - Step 2: Convert to fraction form
2,788,954.46/3,848,764.56 = 1,548,567.09/x - Step 3: Cross multiply
2,788,954.46x = 3,848,764.56 × 1,548,567.09 - Step 4: Simplify right side
2,788,954.46x = 5,960,070,134,774.33 - Step 5: Solve for x
x = 5,960,070,134,774.33/2,788,954.46 - Step 6: Final answer
x = 2,137,026.70
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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.