Finding the Fourth Proportional to 3,596,662.40, 5,393,438.40 and 1,798,851.20
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Solution
The fourth proportional to 3,596,662.40, 5,393,438.40 and 1,798,851.20 is: 2,697,498.98
Step by Step Solution
- Step 1: Write the proportion equation
3,596,662.40 : 5,393,438.40 = 1,798,851.20 : x - Step 2: Convert to fraction form
3,596,662.40/5,393,438.40 = 1,798,851.20/x - Step 3: Cross multiply
3,596,662.40x = 5,393,438.40 × 1,798,851.20 - Step 4: Simplify right side
3,596,662.40x = 9,701,993,137,966.08 - Step 5: Solve for x
x = 9,701,993,137,966.08/3,596,662.40 - Step 6: Final answer
x = 2,697,498.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.