Finding the Fourth Proportional to 1,409,574.94, 2,114,343.51 and 344,626.18
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Solution
The fourth proportional to 1,409,574.94, 2,114,343.51 and 344,626.18 is: 516,934.65
Step by Step Solution
- Step 1: Write the proportion equation
1,409,574.94 : 2,114,343.51 = 344,626.18 : x - Step 2: Convert to fraction form
1,409,574.94/2,114,343.51 = 344,626.18/x - Step 3: Cross multiply
1,409,574.94x = 2,114,343.51 × 344,626.18 - Step 4: Simplify right side
1,409,574.94x = 728,658,127,059.09 - Step 5: Solve for x
x = 728,658,127,059.09/1,409,574.94 - Step 6: Final answer
x = 516,934.65
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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.