Finding the Fourth Proportional to 1,995,707.99, 2,995,454.56 and 1,235,249.14
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Solution
The fourth proportional to 1,995,707.99, 2,995,454.56 and 1,235,249.14 is: 1,854,045.12
Step by Step Solution
- Step 1: Write the proportion equation
1,995,707.99 : 2,995,454.56 = 1,235,249.14 : x - Step 2: Convert to fraction form
1,995,707.99/2,995,454.56 = 1,235,249.14/x - Step 3: Cross multiply
1,995,707.99x = 2,995,454.56 × 1,235,249.14 - Step 4: Simplify right side
1,995,707.99x = 3,700,132,669,149.08 - Step 5: Solve for x
x = 3,700,132,669,149.08/1,995,707.99 - Step 6: Final answer
x = 1,854,045.12
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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.