Finding the Fourth Proportional to 2,079,529.02, 3,119,078.07 and 1,409,911.74
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Solution
The fourth proportional to 2,079,529.02, 3,119,078.07 and 1,409,911.74 is: 2,114,721.53
Step by Step Solution
- Step 1: Write the proportion equation
2,079,529.02 : 3,119,078.07 = 1,409,911.74 : x - Step 2: Convert to fraction form
2,079,529.02/3,119,078.07 = 1,409,911.74/x - Step 3: Cross multiply
2,079,529.02x = 3,119,078.07 × 1,409,911.74 - Step 4: Simplify right side
2,079,529.02x = 4,397,624,788,869.54 - Step 5: Solve for x
x = 4,397,624,788,869.54/2,079,529.02 - Step 6: Final answer
x = 2,114,721.53
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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.