Finding the Fourth Proportional to 3,485,975.22, 4,810,762.63 and 1,937,302.17
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Solution
The fourth proportional to 3,485,975.22, 4,810,762.63 and 1,937,302.17 is: 2,673,541.92
Step by Step Solution
- Step 1: Write the proportion equation
3,485,975.22 : 4,810,762.63 = 1,937,302.17 : x - Step 2: Convert to fraction form
3,485,975.22/4,810,762.63 = 1,937,302.17/x - Step 3: Cross multiply
3,485,975.22x = 4,810,762.63 × 1,937,302.17 - Step 4: Simplify right side
3,485,975.22x = 9,319,900,894,480.82 - Step 5: Solve for x
x = 9,319,900,894,480.82/3,485,975.22 - Step 6: Final answer
x = 2,673,541.92
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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.