Finding the Fourth Proportional to 3,451,831.15, 5,177,743.99 and 927,486.40
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Solution
The fourth proportional to 3,451,831.15, 5,177,743.99 and 927,486.40 is: 1,391,228.87
Step by Step Solution
- Step 1: Write the proportion equation
3,451,831.15 : 5,177,743.99 = 927,486.40 : x - Step 2: Convert to fraction form
3,451,831.15/5,177,743.99 = 927,486.40/x - Step 3: Cross multiply
3,451,831.15x = 5,177,743.99 × 927,486.40 - Step 4: Simplify right side
3,451,831.15x = 4,802,287,133,406.74 - Step 5: Solve for x
x = 4,802,287,133,406.74/3,451,831.15 - Step 6: Final answer
x = 1,391,228.87
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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.