Finding the Fourth Proportional to 1,609,746.12, 2,414,692.49 and 1,138,535.10
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Solution
The fourth proportional to 1,609,746.12, 2,414,692.49 and 1,138,535.10 is: 1,707,854.50
Step by Step Solution
- Step 1: Write the proportion equation
1,609,746.12 : 2,414,692.49 = 1,138,535.10 : x - Step 2: Convert to fraction form
1,609,746.12/2,414,692.49 = 1,138,535.10/x - Step 3: Cross multiply
1,609,746.12x = 2,414,692.49 × 1,138,535.10 - Step 4: Simplify right side
1,609,746.12x = 2,749,212,149,878.72 - Step 5: Solve for x
x = 2,749,212,149,878.72/1,609,746.12 - Step 6: Final answer
x = 1,707,854.50
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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.