Finding the Fourth Proportional to 1,342,634.90, 2,013,952.35 and 811,793.30
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Solution
The fourth proportional to 1,342,634.90, 2,013,952.35 and 811,793.30 is: 1,217,689.95
Step by Step Solution
- Step 1: Write the proportion equation
1,342,634.90 : 2,013,952.35 = 811,793.30 : x - Step 2: Convert to fraction form
1,342,634.90/2,013,952.35 = 811,793.30/x - Step 3: Cross multiply
1,342,634.90x = 2,013,952.35 × 811,793.30 - Step 4: Simplify right side
1,342,634.90x = 1,634,913,024,249.26 - Step 5: Solve for x
x = 1,634,913,024,249.26/1,342,634.90 - Step 6: Final answer
x = 1,217,689.95
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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.