Finding the Fourth Proportional to 2,864,862.72, 4,297,563.81 and 843,107.58
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Solution
The fourth proportional to 2,864,862.72, 4,297,563.81 and 843,107.58 is: 1,264,740.75
Step by Step Solution
- Step 1: Write the proportion equation
2,864,862.72 : 4,297,563.81 = 843,107.58 : x - Step 2: Convert to fraction form
2,864,862.72/4,297,563.81 = 843,107.58/x - Step 3: Cross multiply
2,864,862.72x = 4,297,563.81 × 843,107.58 - Step 4: Simplify right side
2,864,862.72x = 3,623,308,623,744.68 - Step 5: Solve for x
x = 3,623,308,623,744.68/2,864,862.72 - Step 6: Final answer
x = 1,264,740.75
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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.