Finding the Fourth Proportional to 1,755,749.90, 2,634,731.94 and 690,653.54
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Solution
The fourth proportional to 1,755,749.90, 2,634,731.94 and 690,653.54 is: 1,036,415.80
Step by Step Solution
- Step 1: Write the proportion equation
1,755,749.90 : 2,634,731.94 = 690,653.54 : x - Step 2: Convert to fraction form
1,755,749.90/2,634,731.94 = 690,653.54/x - Step 3: Cross multiply
1,755,749.90x = 2,634,731.94 × 690,653.54 - Step 4: Simplify right side
1,755,749.90x = 1,819,686,941,312.07 - Step 5: Solve for x
x = 1,819,686,941,312.07/1,755,749.90 - Step 6: Final answer
x = 1,036,415.80
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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.