Finding the Fourth Proportional to 3,485,974.97, 4,810,762.28 and 1,937,301.92
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Solution
The fourth proportional to 3,485,974.97, 4,810,762.28 and 1,937,301.92 is: 2,673,541.58
Step by Step Solution
- Step 1: Write the proportion equation
3,485,974.97 : 4,810,762.28 = 1,937,301.92 : x - Step 2: Convert to fraction form
3,485,974.97/4,810,762.28 = 1,937,301.92/x - Step 3: Cross multiply
3,485,974.97x = 4,810,762.28 × 1,937,301.92 - Step 4: Simplify right side
3,485,974.97x = 9,319,899,001,707.58 - Step 5: Solve for x
x = 9,319,899,001,707.58/3,485,974.97 - Step 6: Final answer
x = 2,673,541.58
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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.