Finding the Fourth Proportional to 1,385,044.08, 2,077,462.32 and 486,493.68
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Solution
The fourth proportional to 1,385,044.08, 2,077,462.32 and 486,493.68 is: 729,704.06
Step by Step Solution
- Step 1: Write the proportion equation
1,385,044.08 : 2,077,462.32 = 486,493.68 : x - Step 2: Convert to fraction form
1,385,044.08/2,077,462.32 = 486,493.68/x - Step 3: Cross multiply
1,385,044.08x = 2,077,462.32 × 486,493.68 - Step 4: Simplify right side
1,385,044.08x = 1,010,672,289,118.14 - Step 5: Solve for x
x = 1,010,672,289,118.14/1,385,044.08 - Step 6: Final answer
x = 729,704.06
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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.