Finding the Fourth Proportional to 3,767,235.60, 5,647,435.74 and 1,369,386.66
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Solution
The fourth proportional to 3,767,235.60, 5,647,435.74 and 1,369,386.66 is: 2,052,837.67
Step by Step Solution
- Step 1: Write the proportion equation
3,767,235.60 : 5,647,435.74 = 1,369,386.66 : x - Step 2: Convert to fraction form
3,767,235.60/5,647,435.74 = 1,369,386.66/x - Step 3: Cross multiply
3,767,235.60x = 5,647,435.74 × 1,369,386.66 - Step 4: Simplify right side
3,767,235.60x = 7,733,523,165,563.23 - Step 5: Solve for x
x = 7,733,523,165,563.23/3,767,235.60 - Step 6: Final answer
x = 2,052,837.67
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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.