Finding the Fourth Proportional to 2,493,257.05, 3,440,694.65 and 1,347,337.40
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Solution
The fourth proportional to 2,493,257.05, 3,440,694.65 and 1,347,337.40 is: 1,859,325.56
Step by Step Solution
- Step 1: Write the proportion equation
2,493,257.05 : 3,440,694.65 = 1,347,337.40 : x - Step 2: Convert to fraction form
2,493,257.05/3,440,694.65 = 1,347,337.40/x - Step 3: Cross multiply
2,493,257.05x = 3,440,694.65 × 1,347,337.40 - Step 4: Simplify right side
2,493,257.05x = 4,635,776,559,984.75 - Step 5: Solve for x
x = 4,635,776,559,984.75/2,493,257.05 - Step 6: Final answer
x = 1,859,325.56
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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.