Finding the Fourth Proportional to 3,563,499.62, 4,918,161.93 and 2,805,258.98
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Solution
The fourth proportional to 3,563,499.62, 4,918,161.93 and 2,805,258.98 is: 3,871,676.55
Step by Step Solution
- Step 1: Write the proportion equation
3,563,499.62 : 4,918,161.93 = 2,805,258.98 : x - Step 2: Convert to fraction form
3,563,499.62/4,918,161.93 = 2,805,258.98/x - Step 3: Cross multiply
3,563,499.62x = 4,918,161.93 × 2,805,258.98 - Step 4: Simplify right side
3,563,499.62x = 13,796,717,919,226.63 - Step 5: Solve for x
x = 13,796,717,919,226.63/3,563,499.62 - Step 6: Final answer
x = 3,871,676.55
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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.