Finding the Fourth Proportional to 2,673,506.71, 3,689,440.11 and 1,449,811.87
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Solution
The fourth proportional to 2,673,506.71, 3,689,440.11 and 1,449,811.87 is: 2,000,740.84
Step by Step Solution
- Step 1: Write the proportion equation
2,673,506.71 : 3,689,440.11 = 1,449,811.87 : x - Step 2: Convert to fraction form
2,673,506.71/3,689,440.11 = 1,449,811.87/x - Step 3: Cross multiply
2,673,506.71x = 3,689,440.11 × 1,449,811.87 - Step 4: Simplify right side
2,673,506.71x = 5,348,994,057,883.05 - Step 5: Solve for x
x = 5,348,994,057,883.05/2,673,506.71 - Step 6: Final answer
x = 2,000,740.84
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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.