Finding the Fourth Proportional to 934,251.40, 1,401,377.10 and 916,536.70
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Solution
The fourth proportional to 934,251.40, 1,401,377.10 and 916,536.70 is: 1,374,805.05
Step by Step Solution
- Step 1: Write the proportion equation
934,251.40 : 1,401,377.10 = 916,536.70 : x - Step 2: Convert to fraction form
934,251.40/1,401,377.10 = 916,536.70/x - Step 3: Cross multiply
934,251.40x = 1,401,377.10 × 916,536.70 - Step 4: Simplify right side
934,251.40x = 1,284,413,542,689.57 - Step 5: Solve for x
x = 1,284,413,542,689.57/934,251.40 - Step 6: Final answer
x = 1,374,805.05
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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.