Finding the Fourth Proportional to 2,748,460.91, 4,122,723.11 and 829,388.75
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Solution
The fourth proportional to 2,748,460.91, 4,122,723.11 and 829,388.75 is: 1,244,092.69
Step by Step Solution
- Step 1: Write the proportion equation
2,748,460.91 : 4,122,723.11 = 829,388.75 : x - Step 2: Convert to fraction form
2,748,460.91/4,122,723.11 = 829,388.75/x - Step 3: Cross multiply
2,748,460.91x = 4,122,723.11 × 829,388.75 - Step 4: Simplify right side
2,748,460.91x = 3,419,340,142,038.45 - Step 5: Solve for x
x = 3,419,340,142,038.45/2,748,460.91 - Step 6: Final answer
x = 1,244,092.69
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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.