Finding the Fourth Proportional to 1,163,028.53, 1,742,762.21 and 782,539.94
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Solution
The fourth proportional to 1,163,028.53, 1,742,762.21 and 782,539.94 is: 1,172,611.84
Step by Step Solution
- Step 1: Write the proportion equation
1,163,028.53 : 1,742,762.21 = 782,539.94 : x - Step 2: Convert to fraction form
1,163,028.53/1,742,762.21 = 782,539.94/x - Step 3: Cross multiply
1,163,028.53x = 1,742,762.21 × 782,539.94 - Step 4: Simplify right side
1,163,028.53x = 1,363,781,022,621.16 - Step 5: Solve for x
x = 1,363,781,022,621.16/1,163,028.53 - Step 6: Final answer
x = 1,172,611.84
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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.