Finding the Fourth Proportional to 1,332,340, 1,998,527.01 and 385,711.63
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Solution
The fourth proportional to 1,332,340, 1,998,527.01 and 385,711.63 is: 578,572.37
Step by Step Solution
- Step 1: Write the proportion equation
1,332,340 : 1,998,527.01 = 385,711.63 : x - Step 2: Convert to fraction form
1,332,340/1,998,527.01 = 385,711.63/x - Step 3: Cross multiply
1,332,340x = 1,998,527.01 × 385,711.63 - Step 4: Simplify right side
1,332,340x = 770,855,110,626.13 - Step 5: Solve for x
x = 770,855,110,626.13/1,332,340 - Step 6: Final answer
x = 578,572.37
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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.