Finding the Fourth Proportional to 1,023,621.85, 1,535,377.38 and 313,651.99
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Solution
The fourth proportional to 1,023,621.85, 1,535,377.38 and 313,651.99 is: 470,461.01
Step by Step Solution
- Step 1: Write the proportion equation
1,023,621.85 : 1,535,377.38 = 313,651.99 : x - Step 2: Convert to fraction form
1,023,621.85/1,535,377.38 = 313,651.99/x - Step 3: Cross multiply
1,023,621.85x = 1,535,377.38 × 313,651.99 - Step 4: Simplify right side
1,023,621.85x = 481,574,170,637.99 - Step 5: Solve for x
x = 481,574,170,637.99/1,023,621.85 - Step 6: Final answer
x = 470,461.01
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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.