Finding the Fourth Proportional to 1,126,243.98, 1,689,351.93 and 273,322.76
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Solution
The fourth proportional to 1,126,243.98, 1,689,351.93 and 273,322.76 is: 409,980.73
Step by Step Solution
- Step 1: Write the proportion equation
1,126,243.98 : 1,689,351.93 = 273,322.76 : x - Step 2: Convert to fraction form
1,126,243.98/1,689,351.93 = 273,322.76/x - Step 3: Cross multiply
1,126,243.98x = 1,689,351.93 × 273,322.76 - Step 4: Simplify right side
1,126,243.98x = 461,738,323,672.17 - Step 5: Solve for x
x = 461,738,323,672.17/1,126,243.98 - Step 6: Final answer
x = 409,980.73
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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.