Finding the Fourth Proportional to 3,317,174.68, 4,579,113.50 and 2,230,076.76
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Solution
The fourth proportional to 3,317,174.68, 4,579,113.50 and 2,230,076.76 is: 3,078,455.49
Step by Step Solution
- Step 1: Write the proportion equation
3,317,174.68 : 4,579,113.50 = 2,230,076.76 : x - Step 2: Convert to fraction form
3,317,174.68/4,579,113.50 = 2,230,076.76/x - Step 3: Cross multiply
3,317,174.68x = 4,579,113.50 × 2,230,076.76 - Step 4: Simplify right side
3,317,174.68x = 10,211,774,597,752.26 - Step 5: Solve for x
x = 10,211,774,597,752.26/3,317,174.68 - Step 6: Final answer
x = 3,078,455.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.