Finding the Fourth Proportional to 5,674,216.74, 8,513,820.35 and 2,977,910.24
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Solution
The fourth proportional to 5,674,216.74, 8,513,820.35 and 2,977,910.24 is: 4,468,174.89
Step by Step Solution
- Step 1: Write the proportion equation
5,674,216.74 : 8,513,820.35 = 2,977,910.24 : x - Step 2: Convert to fraction form
5,674,216.74/8,513,820.35 = 2,977,910.24/x - Step 3: Cross multiply
5,674,216.74x = 8,513,820.35 × 2,977,910.24 - Step 4: Simplify right side
5,674,216.74x = 25,353,392,744,326.73 - Step 5: Solve for x
x = 25,353,392,744,326.73/5,674,216.74 - Step 6: Final answer
x = 4,468,174.89
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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.