Finding the Fourth Proportional to 1,585,266.16, 2,378,163.30 and 520,022.20
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Solution
The fourth proportional to 1,585,266.16, 2,378,163.30 and 520,022.20 is: 780,119.92
Step by Step Solution
- Step 1: Write the proportion equation
1,585,266.16 : 2,378,163.30 = 520,022.20 : x - Step 2: Convert to fraction form
1,585,266.16/2,378,163.30 = 520,022.20/x - Step 3: Cross multiply
1,585,266.16x = 2,378,163.30 × 520,022.20 - Step 4: Simplify right side
1,585,266.16x = 1,236,697,711,225.26 - Step 5: Solve for x
x = 1,236,697,711,225.26/1,585,266.16 - Step 6: Final answer
x = 780,119.92
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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.