Finding the Fourth Proportional to 2,211,955.13, 3,317,926.14 and 996,108.30
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Solution
The fourth proportional to 2,211,955.13, 3,317,926.14 and 996,108.30 is: 1,494,159.50
Step by Step Solution
- Step 1: Write the proportion equation
2,211,955.13 : 3,317,926.14 = 996,108.30 : x - Step 2: Convert to fraction form
2,211,955.13/3,317,926.14 = 996,108.30/x - Step 3: Cross multiply
2,211,955.13x = 3,317,926.14 × 996,108.30 - Step 4: Simplify right side
2,211,955.13x = 3,305,013,766,840.96 - Step 5: Solve for x
x = 3,305,013,766,840.96/2,211,955.13 - Step 6: Final answer
x = 1,494,159.50
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1.5x scale
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.