Finding the Fourth Proportional to 2,399,883.12, 3,311,874.12 and 1,625,750.76
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Solution
The fourth proportional to 2,399,883.12, 3,311,874.12 and 1,625,750.76 is: 2,243,560.04
Step by Step Solution
- Step 1: Write the proportion equation
2,399,883.12 : 3,311,874.12 = 1,625,750.76 : x - Step 2: Convert to fraction form
2,399,883.12/3,311,874.12 = 1,625,750.76/x - Step 3: Cross multiply
2,399,883.12x = 3,311,874.12 × 1,625,750.76 - Step 4: Simplify right side
2,399,883.12x = 5,384,281,867,614.33 - Step 5: Solve for x
x = 5,384,281,867,614.33/2,399,883.12 - Step 6: Final answer
x = 2,243,560.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.