Finding the Fourth Proportional to 5,415,692.84, 8,124,765.18 and 1,821,361.16
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Solution
The fourth proportional to 5,415,692.84, 8,124,765.18 and 1,821,361.16 is: 2,732,454.03
Step by Step Solution
- Step 1: Write the proportion equation
5,415,692.84 : 8,124,765.18 = 1,821,361.16 : x - Step 2: Convert to fraction form
5,415,692.84/8,124,765.18 = 1,821,361.16/x - Step 3: Cross multiply
5,415,692.84x = 8,124,765.18 × 1,821,361.16 - Step 4: Simplify right side
5,415,692.84x = 14,798,131,732,972.41 - Step 5: Solve for x
x = 14,798,131,732,972.41/5,415,692.84 - Step 6: Final answer
x = 2,732,454.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.