Finding the Fourth Proportional to 4,615,417.49, 6,369,260.38 and 2,550,375.54
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Solution
The fourth proportional to 4,615,417.49, 6,369,260.38 and 2,550,375.54 is: 3,519,509.54
Step by Step Solution
- Step 1: Write the proportion equation
4,615,417.49 : 6,369,260.38 = 2,550,375.54 : x - Step 2: Convert to fraction form
4,615,417.49/6,369,260.38 = 2,550,375.54/x - Step 3: Cross multiply
4,615,417.49x = 6,369,260.38 × 2,550,375.54 - Step 4: Simplify right side
4,615,417.49x = 16,244,005,884,231.07 - Step 5: Solve for x
x = 16,244,005,884,231.07/4,615,417.49 - Step 6: Final answer
x = 3,519,509.54
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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.