Finding the Fourth Proportional to 1,361,134.48, 2,042,130.82 and 641,447.12
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Solution
The fourth proportional to 1,361,134.48, 2,042,130.82 and 641,447.12 is: 962,372.90
Step by Step Solution
- Step 1: Write the proportion equation
1,361,134.48 : 2,042,130.82 = 641,447.12 : x - Step 2: Convert to fraction form
1,361,134.48/2,042,130.82 = 641,447.12/x - Step 3: Cross multiply
1,361,134.48x = 2,042,130.82 × 641,447.12 - Step 4: Simplify right side
1,361,134.48x = 1,309,918,933,152.24 - Step 5: Solve for x
x = 1,309,918,933,152.24/1,361,134.48 - Step 6: Final answer
x = 962,372.90
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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.