Finding the Fourth Proportional to 891,782.70, 1,337,105.08 and 587,825.95
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Solution
The fourth proportional to 891,782.70, 1,337,105.08 and 587,825.95 is: 881,363.88
Step by Step Solution
- Step 1: Write the proportion equation
891,782.70 : 1,337,105.08 = 587,825.95 : x - Step 2: Convert to fraction form
891,782.70/1,337,105.08 = 587,825.95/x - Step 3: Cross multiply
891,782.70x = 1,337,105.08 × 587,825.95 - Step 4: Simplify right side
891,782.70x = 785,985,063,900.83 - Step 5: Solve for x
x = 785,985,063,900.83/891,782.70 - Step 6: Final answer
x = 881,363.88
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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.