Finding the Fourth Proportional to 997,543.07, 1,373,709.96 and 866,660.19
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Solution
The fourth proportional to 997,543.07, 1,373,709.96 and 866,660.19 is: 1,193,472.02
Step by Step Solution
- Step 1: Write the proportion equation
997,543.07 : 1,373,709.96 = 866,660.19 : x - Step 2: Convert to fraction form
997,543.07/1,373,709.96 = 866,660.19/x - Step 3: Cross multiply
997,543.07x = 1,373,709.96 × 866,660.19 - Step 4: Simplify right side
997,543.07x = 1,190,539,734,938.49 - Step 5: Solve for x
x = 1,190,539,734,938.49/997,543.07 - Step 6: Final answer
x = 1,193,472.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.