Finding the Fourth Proportional to 5,377,796.70, 8,069,805.45 and 2,012,343.90
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Solution
The fourth proportional to 5,377,796.70, 8,069,805.45 and 2,012,343.90 is: 3,019,679.75
Step by Step Solution
- Step 1: Write the proportion equation
5,377,796.70 : 8,069,805.45 = 2,012,343.90 : x - Step 2: Convert to fraction form
5,377,796.70/8,069,805.45 = 2,012,343.90/x - Step 3: Cross multiply
5,377,796.70x = 8,069,805.45 × 2,012,343.90 - Step 4: Simplify right side
5,377,796.70x = 16,239,223,771,494.25 - Step 5: Solve for x
x = 16,239,223,771,494.25/5,377,796.70 - Step 6: Final answer
x = 3,019,679.75
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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.