Finding the Fourth Proportional to 4,287,486.79, 6,426,338.05 and 1,727,063.36
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Solution
The fourth proportional to 4,287,486.79, 6,426,338.05 and 1,727,063.36 is: 2,588,624.42
Step by Step Solution
- Step 1: Write the proportion equation
4,287,486.79 : 6,426,338.05 = 1,727,063.36 : x - Step 2: Convert to fraction form
4,287,486.79/6,426,338.05 = 1,727,063.36/x - Step 3: Cross multiply
4,287,486.79x = 6,426,338.05 × 1,727,063.36 - Step 4: Simplify right side
4,287,486.79x = 11,098,692,985,128.85 - Step 5: Solve for x
x = 11,098,692,985,128.85/4,287,486.79 - Step 6: Final answer
x = 2,588,624.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.