Finding the Fourth Proportional to 4,313,999.40, 6,473,331.90 and 1,789,909.80
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Solution
The fourth proportional to 4,313,999.40, 6,473,331.90 and 1,789,909.80 is: 2,685,832.60
Step by Step Solution
- Step 1: Write the proportion equation
4,313,999.40 : 6,473,331.90 = 1,789,909.80 : x - Step 2: Convert to fraction form
4,313,999.40/6,473,331.90 = 1,789,909.80/x - Step 3: Cross multiply
4,313,999.40x = 6,473,331.90 × 1,789,909.80 - Step 4: Simplify right side
4,313,999.40x = 11,586,680,206,462.62 - Step 5: Solve for x
x = 11,586,680,206,462.62/4,313,999.40 - Step 6: Final answer
x = 2,685,832.60
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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.