Finding the Fourth Proportional to 1,497,439.80, 2,244,628.80 and 738,113.40
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Solution
The fourth proportional to 1,497,439.80, 2,244,628.80 and 738,113.40 is: 1,106,415.49
Step by Step Solution
- Step 1: Write the proportion equation
1,497,439.80 : 2,244,628.80 = 738,113.40 : x - Step 2: Convert to fraction form
1,497,439.80/2,244,628.80 = 738,113.40/x - Step 3: Cross multiply
1,497,439.80x = 2,244,628.80 × 738,113.40 - Step 4: Simplify right side
1,497,439.80x = 1,656,790,595,305.92 - Step 5: Solve for x
x = 1,656,790,595,305.92/1,497,439.80 - Step 6: Final answer
x = 1,106,415.49
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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.