Finding the Fourth Proportional to 1,542,319.01, 2,313,951.45 and 690,107.99
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Solution
The fourth proportional to 1,542,319.01, 2,313,951.45 and 690,107.99 is: 1,035,373.59
Step by Step Solution
- Step 1: Write the proportion equation
1,542,319.01 : 2,313,951.45 = 690,107.99 : x - Step 2: Convert to fraction form
1,542,319.01/2,313,951.45 = 690,107.99/x - Step 3: Cross multiply
1,542,319.01x = 2,313,951.45 × 690,107.99 - Step 4: Simplify right side
1,542,319.01x = 1,596,876,378,636.74 - Step 5: Solve for x
x = 1,596,876,378,636.74/1,542,319.01 - Step 6: Final answer
x = 1,035,373.59
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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.