Finding the Fourth Proportional to 1,119,134.70, 1,675,129.95 and 882,938.70
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Solution
The fourth proportional to 1,119,134.70, 1,675,129.95 and 882,938.70 is: 1,321,589.85
Step by Step Solution
- Step 1: Write the proportion equation
1,119,134.70 : 1,675,129.95 = 882,938.70 : x - Step 2: Convert to fraction form
1,119,134.70/1,675,129.95 = 882,938.70/x - Step 3: Cross multiply
1,119,134.70x = 1,675,129.95 × 882,938.70 - Step 4: Simplify right side
1,119,134.70x = 1,479,037,060,384.07 - Step 5: Solve for x
x = 1,479,037,060,384.07/1,119,134.70 - Step 6: Final answer
x = 1,321,589.85
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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.