Finding the Fourth Proportional to 3,439,013.08, 4,740,836.22 and 2,403,305.28
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Solution
The fourth proportional to 3,439,013.08, 4,740,836.22 and 2,403,305.28 is: 3,313,065.83
Step by Step Solution
- Step 1: Write the proportion equation
3,439,013.08 : 4,740,836.22 = 2,403,305.28 : x - Step 2: Convert to fraction form
3,439,013.08/4,740,836.22 = 2,403,305.28/x - Step 3: Cross multiply
3,439,013.08x = 4,740,836.22 × 2,403,305.28 - Step 4: Simplify right side
3,439,013.08x = 11,393,676,719,141.24 - Step 5: Solve for x
x = 11,393,676,719,141.24/3,439,013.08 - Step 6: Final answer
x = 3,313,065.83
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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.