Finding the Fourth Proportional to 2,923,762.93, 4,378,831.87 and 2,843,048.05
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Solution
The fourth proportional to 2,923,762.93, 4,378,831.87 and 2,843,048.05 is: 4,257,947.62
Step by Step Solution
- Step 1: Write the proportion equation
2,923,762.93 : 4,378,831.87 = 2,843,048.05 : x - Step 2: Convert to fraction form
2,923,762.93/4,378,831.87 = 2,843,048.05/x - Step 3: Cross multiply
2,923,762.93x = 4,378,831.87 × 2,843,048.05 - Step 4: Simplify right side
2,923,762.93x = 12,449,229,409,281.35 - Step 5: Solve for x
x = 12,449,229,409,281.35/2,923,762.93 - Step 6: Final answer
x = 4,257,947.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.