Finding the Fourth Proportional to 2,616,694.47, 3,610,509.08 and 1,528,755.84
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Solution
The fourth proportional to 2,616,694.47, 3,610,509.08 and 1,528,755.84 is: 2,109,373.83
Step by Step Solution
- Step 1: Write the proportion equation
2,616,694.47 : 3,610,509.08 = 1,528,755.84 : x - Step 2: Convert to fraction form
2,616,694.47/3,610,509.08 = 1,528,755.84/x - Step 3: Cross multiply
2,616,694.47x = 3,610,509.08 × 1,528,755.84 - Step 4: Simplify right side
2,616,694.47x = 5,519,586,833,779.25 - Step 5: Solve for x
x = 5,519,586,833,779.25/2,616,694.47 - Step 6: Final answer
x = 2,109,373.83
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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.