Finding the Fourth Proportional to 1,000,525.05, 1,380,722.99 and 541,639.50
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Solution
The fourth proportional to 1,000,525.05, 1,380,722.99 and 541,639.50 is: 747,461.65
Step by Step Solution
- Step 1: Write the proportion equation
1,000,525.05 : 1,380,722.99 = 541,639.50 : x - Step 2: Convert to fraction form
1,000,525.05/1,380,722.99 = 541,639.50/x - Step 3: Cross multiply
1,000,525.05x = 1,380,722.99 × 541,639.50 - Step 4: Simplify right side
1,000,525.05x = 747,854,107,233.91 - Step 5: Solve for x
x = 747,854,107,233.91/1,000,525.05 - Step 6: Final answer
x = 747,461.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.