Finding the Fourth Proportional to 1,887,074.40, 2,831,778 and 765,153.12
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Solution
The fourth proportional to 1,887,074.40, 2,831,778 and 765,153.12 is: 1,148,202.62
Step by Step Solution
- Step 1: Write the proportion equation
1,887,074.40 : 2,831,778 = 765,153.12 : x - Step 2: Convert to fraction form
1,887,074.40/2,831,778 = 765,153.12/x - Step 3: Cross multiply
1,887,074.40x = 2,831,778 × 765,153.12 - Step 4: Simplify right side
1,887,074.40x = 2,166,743,771,847.36 - Step 5: Solve for x
x = 2,166,743,771,847.36/1,887,074.40 - Step 6: Final answer
x = 1,148,202.62
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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.