Finding the Fourth Proportional to 4,377,891.40, 6,570,873.84 and 2,220,430.68
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Solution
The fourth proportional to 4,377,891.40, 6,570,873.84 and 2,220,430.68 is: 3,332,693.42
Step by Step Solution
- Step 1: Write the proportion equation
4,377,891.40 : 6,570,873.84 = 2,220,430.68 : x - Step 2: Convert to fraction form
4,377,891.40/6,570,873.84 = 2,220,430.68/x - Step 3: Cross multiply
4,377,891.40x = 6,570,873.84 × 2,220,430.68 - Step 4: Simplify right side
4,377,891.40x = 14,590,169,868,745.41 - Step 5: Solve for x
x = 14,590,169,868,745.41/4,377,891.40 - Step 6: Final answer
x = 3,332,693.42
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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.