Finding the Fourth Proportional to 3,745,303.32, 5,168,481.84 and 2,026,386.12
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Solution
The fourth proportional to 3,745,303.32, 5,168,481.84 and 2,026,386.12 is: 2,796,392.97
Step by Step Solution
- Step 1: Write the proportion equation
3,745,303.32 : 5,168,481.84 = 2,026,386.12 : x - Step 2: Convert to fraction form
3,745,303.32/5,168,481.84 = 2,026,386.12/x - Step 3: Cross multiply
3,745,303.32x = 5,168,481.84 × 2,026,386.12 - Step 4: Simplify right side
3,745,303.32x = 10,473,339,862,048.06 - Step 5: Solve for x
x = 10,473,339,862,048.06/3,745,303.32 - Step 6: Final answer
x = 2,796,392.97
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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.