Finding the Fourth Proportional to 1,871,750.56, 2,583,015.68 and 1,012,310.80
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Solution
The fourth proportional to 1,871,750.56, 2,583,015.68 and 1,012,310.80 is: 1,396,988.85
Step by Step Solution
- Step 1: Write the proportion equation
1,871,750.56 : 2,583,015.68 = 1,012,310.80 : x - Step 2: Convert to fraction form
1,871,750.56/2,583,015.68 = 1,012,310.80/x - Step 3: Cross multiply
1,871,750.56x = 2,583,015.68 × 1,012,310.80 - Step 4: Simplify right side
1,871,750.56x = 2,614,814,669,433.34 - Step 5: Solve for x
x = 2,614,814,669,433.34/1,871,750.56 - Step 6: Final answer
x = 1,396,988.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.