Finding the Fourth Proportional to 1,119,197.53, 1,679,123.19 and 361,022.18
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Solution
The fourth proportional to 1,119,197.53, 1,679,123.19 and 361,022.18 is: 541,638.72
Step by Step Solution
- Step 1: Write the proportion equation
1,119,197.53 : 1,679,123.19 = 361,022.18 : x - Step 2: Convert to fraction form
1,119,197.53/1,679,123.19 = 361,022.18/x - Step 3: Cross multiply
1,119,197.53x = 1,679,123.19 × 361,022.18 - Step 4: Simplify right side
1,119,197.53x = 606,200,714,542.35 - Step 5: Solve for x
x = 606,200,714,542.35/1,119,197.53 - Step 6: Final answer
x = 541,638.72
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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.