Finding the Fourth Proportional to 1,497,435.80, 2,244,622.80 and 738,109.40
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Solution
The fourth proportional to 1,497,435.80, 2,244,622.80 and 738,109.40 is: 1,106,409.50
Step by Step Solution
- Step 1: Write the proportion equation
1,497,435.80 : 2,244,622.80 = 738,109.40 : x - Step 2: Convert to fraction form
1,497,435.80/2,244,622.80 = 738,109.40/x - Step 3: Cross multiply
1,497,435.80x = 2,244,622.80 × 738,109.40 - Step 4: Simplify right side
1,497,435.80x = 1,656,777,188,134.32 - Step 5: Solve for x
x = 1,656,777,188,134.32/1,497,435.80 - Step 6: Final answer
x = 1,106,409.50
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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.