Finding the Fourth Proportional to 1,566,104.40, 2,349,156.60 and 768,942.90
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Solution
The fourth proportional to 1,566,104.40, 2,349,156.60 and 768,942.90 is: 1,153,414.35
Step by Step Solution
- Step 1: Write the proportion equation
1,566,104.40 : 2,349,156.60 = 768,942.90 : x - Step 2: Convert to fraction form
1,566,104.40/2,349,156.60 = 768,942.90/x - Step 3: Cross multiply
1,566,104.40x = 2,349,156.60 × 768,942.90 - Step 4: Simplify right side
1,566,104.40x = 1,806,367,288,558.14 - Step 5: Solve for x
x = 1,806,367,288,558.14/1,566,104.40 - Step 6: Final answer
x = 1,153,414.35
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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.