Finding the Fourth Proportional to 2,616,754.97, 3,610,592.48 and 1,528,816.43
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Solution
The fourth proportional to 2,616,754.97, 3,610,592.48 and 1,528,816.43 is: 2,109,457.39
Step by Step Solution
- Step 1: Write the proportion equation
2,616,754.97 : 3,610,592.48 = 1,528,816.43 : x - Step 2: Convert to fraction form
2,616,754.97/3,610,592.48 = 1,528,816.43/x - Step 3: Cross multiply
2,616,754.97x = 3,610,592.48 × 1,528,816.43 - Step 4: Simplify right side
2,616,754.97x = 5,519,933,118,306.97 - Step 5: Solve for x
x = 5,519,933,118,306.97/2,616,754.97 - Step 6: Final answer
x = 2,109,457.39
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1.5x scale
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.