Finding the Fourth Proportional to 1,018,303.87, 1,405,103.12 and 588,500.99
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Solution
The fourth proportional to 1,018,303.87, 1,405,103.12 and 588,500.99 is: 812,041.08
Step by Step Solution
- Step 1: Write the proportion equation
1,018,303.87 : 1,405,103.12 = 588,500.99 : x - Step 2: Convert to fraction form
1,018,303.87/1,405,103.12 = 588,500.99/x - Step 3: Cross multiply
1,018,303.87x = 1,405,103.12 × 588,500.99 - Step 4: Simplify right side
1,018,303.87x = 826,904,577,172.09 - Step 5: Solve for x
x = 826,904,577,172.09/1,018,303.87 - Step 6: Final answer
x = 812,041.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.