Finding the Fourth Proportional to 2,177,571.41, 3,004,970.02 and 1,197,502.19
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Solution
The fourth proportional to 2,177,571.41, 3,004,970.02 and 1,197,502.19 is: 1,652,509.83
Step by Step Solution
- Step 1: Write the proportion equation
2,177,571.41 : 3,004,970.02 = 1,197,502.19 : x - Step 2: Convert to fraction form
2,177,571.41/3,004,970.02 = 1,197,502.19/x - Step 3: Cross multiply
2,177,571.41x = 3,004,970.02 × 1,197,502.19 - Step 4: Simplify right side
2,177,571.41x = 3,598,458,161,815.74 - Step 5: Solve for x
x = 3,598,458,161,815.74/2,177,571.41 - Step 6: Final answer
x = 1,652,509.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.