Finding the Fourth Proportional to 1,114,561.67, 1,538,565.99 and 752,476.01
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Solution
The fourth proportional to 1,114,561.67, 1,538,565.99 and 752,476.01 is: 1,038,734.80
Step by Step Solution
- Step 1: Write the proportion equation
1,114,561.67 : 1,538,565.99 = 752,476.01 : x - Step 2: Convert to fraction form
1,114,561.67/1,538,565.99 = 752,476.01/x - Step 3: Cross multiply
1,114,561.67x = 1,538,565.99 × 752,476.01 - Step 4: Simplify right side
1,114,561.67x = 1,157,733,997,276.90 - Step 5: Solve for x
x = 1,157,733,997,276.90/1,114,561.67 - Step 6: Final answer
x = 1,038,734.80
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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.