Finding the Fourth Proportional to 1,588,682.24, 2,381,684.88 and 689,446.88
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Solution
The fourth proportional to 1,588,682.24, 2,381,684.88 and 689,446.88 is: 1,033,589.45
Step by Step Solution
- Step 1: Write the proportion equation
1,588,682.24 : 2,381,684.88 = 689,446.88 : x - Step 2: Convert to fraction form
1,588,682.24/2,381,684.88 = 689,446.88/x - Step 3: Cross multiply
1,588,682.24x = 2,381,684.88 × 689,446.88 - Step 4: Simplify right side
1,588,682.24x = 1,642,045,209,659.17 - Step 5: Solve for x
x = 1,642,045,209,659.17/1,588,682.24 - Step 6: Final answer
x = 1,033,589.45
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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.