Finding the Fourth Proportional to 3,995,276.01, 5,509,803.98 and 2,618,119.55
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Solution
The fourth proportional to 3,995,276.01, 5,509,803.98 and 2,618,119.55 is: 3,610,595.48
Step by Step Solution
- Step 1: Write the proportion equation
3,995,276.01 : 5,509,803.98 = 2,618,119.55 : x - Step 2: Convert to fraction form
3,995,276.01/5,509,803.98 = 2,618,119.55/x - Step 3: Cross multiply
3,995,276.01x = 5,509,803.98 × 2,618,119.55 - Step 4: Simplify right side
3,995,276.01x = 14,425,325,498,669.51 - Step 5: Solve for x
x = 14,425,325,498,669.51/3,995,276.01 - Step 6: Final answer
x = 3,610,595.48
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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.