Finding the Fourth Proportional to 4,276,658.22, 6,415,944.81 and 1,436,692.92
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Solution
The fourth proportional to 4,276,658.22, 6,415,944.81 and 1,436,692.92 is: 2,155,361.03
Step by Step Solution
- Step 1: Write the proportion equation
4,276,658.22 : 6,415,944.81 = 1,436,692.92 : x - Step 2: Convert to fraction form
4,276,658.22/6,415,944.81 = 1,436,692.92/x - Step 3: Cross multiply
4,276,658.22x = 6,415,944.81 × 1,436,692.92 - Step 4: Simplify right side
4,276,658.22x = 9,217,742,483,637.74 - Step 5: Solve for x
x = 9,217,742,483,637.74/4,276,658.22 - Step 6: Final answer
x = 2,155,361.03
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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.