Finding the Fourth Proportional to 1,962,855.52, 2,708,751.99 and 1,103,408.26
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Solution
The fourth proportional to 1,962,855.52, 2,708,751.99 and 1,103,408.26 is: 1,522,709.79
Step by Step Solution
- Step 1: Write the proportion equation
1,962,855.52 : 2,708,751.99 = 1,103,408.26 : x - Step 2: Convert to fraction form
1,962,855.52/2,708,751.99 = 1,103,408.26/x - Step 3: Cross multiply
1,962,855.52x = 2,708,751.99 × 1,103,408.26 - Step 4: Simplify right side
1,962,855.52x = 2,988,859,320,057.44 - Step 5: Solve for x
x = 2,988,859,320,057.44/1,962,855.52 - Step 6: Final answer
x = 1,522,709.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.