Finding the Fourth Proportional to 1,692,933.44, 2,539,350.95 and 494,883.90
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Solution
The fourth proportional to 1,692,933.44, 2,539,350.95 and 494,883.90 is: 742,311.47
Step by Step Solution
- Step 1: Write the proportion equation
1,692,933.44 : 2,539,350.95 = 494,883.90 : x - Step 2: Convert to fraction form
1,692,933.44/2,539,350.95 = 494,883.90/x - Step 3: Cross multiply
1,692,933.44x = 2,539,350.95 × 494,883.90 - Step 4: Simplify right side
1,692,933.44x = 1,256,683,899,130.29 - Step 5: Solve for x
x = 1,256,683,899,130.29/1,692,933.44 - Step 6: Final answer
x = 742,311.47
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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.