Finding the Fourth Proportional to 1,784,171.74, 2,676,234.45 and 436,346.08
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Solution
The fourth proportional to 1,784,171.74, 2,676,234.45 and 436,346.08 is: 654,513.46
Step by Step Solution
- Step 1: Write the proportion equation
1,784,171.74 : 2,676,234.45 = 436,346.08 : x - Step 2: Convert to fraction form
1,784,171.74/2,676,234.45 = 436,346.08/x - Step 3: Cross multiply
1,784,171.74x = 2,676,234.45 × 436,346.08 - Step 4: Simplify right side
1,784,171.74x = 1,167,764,411,418.46 - Step 5: Solve for x
x = 1,167,764,411,418.46/1,784,171.74 - Step 6: Final answer
x = 654,513.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.