Finding the Fourth Proportional to 1,160,967.24, 1,742,123.34 and 486,988.56
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Solution
The fourth proportional to 1,160,967.24, 1,742,123.34 and 486,988.56 is: 730,764.92
Step by Step Solution
- Step 1: Write the proportion equation
1,160,967.24 : 1,742,123.34 = 486,988.56 : x - Step 2: Convert to fraction form
1,160,967.24/1,742,123.34 = 486,988.56/x - Step 3: Cross multiply
1,160,967.24x = 1,742,123.34 × 486,988.56 - Step 4: Simplify right side
1,160,967.24x = 848,394,136,688.99 - Step 5: Solve for x
x = 848,394,136,688.99/1,160,967.24 - Step 6: Final answer
x = 730,764.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.