Finding the Fourth Proportional to 5,311,535.40, 7,966,266.30 and 1,765,679.40
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Solution
The fourth proportional to 5,311,535.40, 7,966,266.30 and 1,765,679.40 is: 2,648,174.44
Step by Step Solution
- Step 1: Write the proportion equation
5,311,535.40 : 7,966,266.30 = 1,765,679.40 : x - Step 2: Convert to fraction form
5,311,535.40/7,966,266.30 = 1,765,679.40/x - Step 3: Cross multiply
5,311,535.40x = 7,966,266.30 × 1,765,679.40 - Step 4: Simplify right side
5,311,535.40x = 14,065,872,300,824.22 - Step 5: Solve for x
x = 14,065,872,300,824.22/5,311,535.40 - Step 6: Final answer
x = 2,648,174.44
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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.