Finding the Fourth Proportional to 4,090,809.96, 5,645,202.66 and 2,563,759.08
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Solution
The fourth proportional to 4,090,809.96, 5,645,202.66 and 2,563,759.08 is: 3,537,915.41
Step by Step Solution
- Step 1: Write the proportion equation
4,090,809.96 : 5,645,202.66 = 2,563,759.08 : x - Step 2: Convert to fraction form
4,090,809.96/5,645,202.66 = 2,563,759.08/x - Step 3: Cross multiply
4,090,809.96x = 5,645,202.66 × 2,563,759.08 - Step 4: Simplify right side
4,090,809.96x = 14,472,939,578,015.15 - Step 5: Solve for x
x = 14,472,939,578,015.15/4,090,809.96 - Step 6: Final answer
x = 3,537,915.41
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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.