Finding the Fourth Proportional to 1,068,655.68, 1,603,090.44 and 394,913.88
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Solution
The fourth proportional to 1,068,655.68, 1,603,090.44 and 394,913.88 is: 592,410.33
Step by Step Solution
- Step 1: Write the proportion equation
1,068,655.68 : 1,603,090.44 = 394,913.88 : x - Step 2: Convert to fraction form
1,068,655.68/1,603,090.44 = 394,913.88/x - Step 3: Cross multiply
1,068,655.68x = 1,603,090.44 × 394,913.88 - Step 4: Simplify right side
1,068,655.68x = 633,082,665,651.31 - Step 5: Solve for x
x = 633,082,665,651.31/1,068,655.68 - Step 6: Final answer
x = 592,410.33
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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.