Finding the Fourth Proportional to 1,126,233.48, 1,689,336.12 and 273,312.18
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Solution
The fourth proportional to 1,126,233.48, 1,689,336.12 and 273,312.18 is: 409,964.85
Step by Step Solution
- Step 1: Write the proportion equation
1,126,233.48 : 1,689,336.12 = 273,312.18 : x - Step 2: Convert to fraction form
1,126,233.48/1,689,336.12 = 273,312.18/x - Step 3: Cross multiply
1,126,233.48x = 1,689,336.12 × 273,312.18 - Step 4: Simplify right side
1,126,233.48x = 461,716,137,709.94 - Step 5: Solve for x
x = 461,716,137,709.94/1,126,233.48 - Step 6: Final answer
x = 409,964.85
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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.