Finding the Fourth Proportional to 3,832,069.37, 5,748,548.74 and 1,273,512.65
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Solution
The fourth proportional to 3,832,069.37, 5,748,548.74 and 1,273,512.65 is: 1,910,416.75
Step by Step Solution
- Step 1: Write the proportion equation
3,832,069.37 : 5,748,548.74 = 1,273,512.65 : x - Step 2: Convert to fraction form
3,832,069.37/5,748,548.74 = 1,273,512.65/x - Step 3: Cross multiply
3,832,069.37x = 5,748,548.74 × 1,273,512.65 - Step 4: Simplify right side
3,832,069.37x = 7,320,849,507,605.04 - Step 5: Solve for x
x = 7,320,849,507,605.04/3,832,069.37 - Step 6: Final answer
x = 1,910,416.75
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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.