Finding the Fourth Proportional to 1,365,762.20, 2,048,643.30 and 655,424.60
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Solution
The fourth proportional to 1,365,762.20, 2,048,643.30 and 655,424.60 is: 983,136.90
Step by Step Solution
- Step 1: Write the proportion equation
1,365,762.20 : 2,048,643.30 = 655,424.60 : x - Step 2: Convert to fraction form
1,365,762.20/2,048,643.30 = 655,424.60/x - Step 3: Cross multiply
1,365,762.20x = 2,048,643.30 × 655,424.60 - Step 4: Simplify right side
1,365,762.20x = 1,342,731,215,445.18 - Step 5: Solve for x
x = 1,342,731,215,445.18/1,365,762.20 - Step 6: Final answer
x = 983,136.90
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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.