Finding the Fourth Proportional to 2,119,798.53, 3,175,692.48 and 1,252,646.82
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Solution
The fourth proportional to 2,119,798.53, 3,175,692.48 and 1,252,646.82 is: 1,876,603.38
Step by Step Solution
- Step 1: Write the proportion equation
2,119,798.53 : 3,175,692.48 = 1,252,646.82 : x - Step 2: Convert to fraction form
2,119,798.53/3,175,692.48 = 1,252,646.82/x - Step 3: Cross multiply
2,119,798.53x = 3,175,692.48 × 1,252,646.82 - Step 4: Simplify right side
2,119,798.53x = 3,978,021,086,369.91 - Step 5: Solve for x
x = 3,978,021,086,369.91/2,119,798.53 - Step 6: Final answer
x = 1,876,603.38
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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.