Finding the Fourth Proportional to 3,056,391.45, 4,586,477.76 and 1,777,599.09
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Solution
The fourth proportional to 3,056,391.45, 4,586,477.76 and 1,777,599.09 is: 2,667,498.20
Step by Step Solution
- Step 1: Write the proportion equation
3,056,391.45 : 4,586,477.76 = 1,777,599.09 : x - Step 2: Convert to fraction form
3,056,391.45/4,586,477.76 = 1,777,599.09/x - Step 3: Cross multiply
3,056,391.45x = 4,586,477.76 × 1,777,599.09 - Step 4: Simplify right side
3,056,391.45x = 8,152,918,692,481.24 - Step 5: Solve for x
x = 8,152,918,692,481.24/3,056,391.45 - Step 6: Final answer
x = 2,667,498.20
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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.