Finding the Fourth Proportional to 2,251,648.01, 3,107,250.96 and 1,219,138.04
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Solution
The fourth proportional to 2,251,648.01, 3,107,250.96 and 1,219,138.04 is: 1,682,397.88
Step by Step Solution
- Step 1: Write the proportion equation
2,251,648.01 : 3,107,250.96 = 1,219,138.04 : x - Step 2: Convert to fraction form
2,251,648.01/3,107,250.96 = 1,219,138.04/x - Step 3: Cross multiply
2,251,648.01x = 3,107,250.96 × 1,219,138.04 - Step 4: Simplify right side
2,251,648.01x = 3,788,167,848,358.88 - Step 5: Solve for x
x = 3,788,167,848,358.88/2,251,648.01 - Step 6: Final answer
x = 1,682,397.88
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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.