Finding the Fourth Proportional to 1,369,868.96, 2,054,817.56 and 611,749.05
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Solution
The fourth proportional to 1,369,868.96, 2,054,817.56 and 611,749.05 is: 917,629.88
Step by Step Solution
- Step 1: Write the proportion equation
1,369,868.96 : 2,054,817.56 = 611,749.05 : x - Step 2: Convert to fraction form
1,369,868.96/2,054,817.56 = 611,749.05/x - Step 3: Cross multiply
1,369,868.96x = 2,054,817.56 × 611,749.05 - Step 4: Simplify right side
1,369,868.96x = 1,257,032,690,253.32 - Step 5: Solve for x
x = 1,257,032,690,253.32/1,369,868.96 - Step 6: Final answer
x = 917,629.88
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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.