Finding the Fourth Proportional to 3,738,757.86, 5,605,890.75 and 1,461,570.08
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Solution
The fourth proportional to 3,738,757.86, 5,605,890.75 and 1,461,570.08 is: 2,191,477.08
Step by Step Solution
- Step 1: Write the proportion equation
3,738,757.86 : 5,605,890.75 = 1,461,570.08 : x - Step 2: Convert to fraction form
3,738,757.86/5,605,890.75 = 1,461,570.08/x - Step 3: Cross multiply
3,738,757.86x = 5,605,890.75 × 1,461,570.08 - Step 4: Simplify right side
3,738,757.86x = 8,193,402,163,919.31 - Step 5: Solve for x
x = 8,193,402,163,919.31/3,738,757.86 - Step 6: Final answer
x = 2,191,477.08
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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.