Finding the Fourth Proportional to 1,491,702.40, 2,236,210.08 and 544,408.48
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Solution
The fourth proportional to 1,491,702.40, 2,236,210.08 and 544,408.48 is: 816,122.39
Step by Step Solution
- Step 1: Write the proportion equation
1,491,702.40 : 2,236,210.08 = 544,408.48 : x - Step 2: Convert to fraction form
1,491,702.40/2,236,210.08 = 544,408.48/x - Step 3: Cross multiply
1,491,702.40x = 2,236,210.08 × 544,408.48 - Step 4: Simplify right side
1,491,702.40x = 1,217,411,730,613.48 - Step 5: Solve for x
x = 1,217,411,730,613.48/1,491,702.40 - Step 6: Final answer
x = 816,122.39
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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.