Finding the Fourth Proportional to 1,275,942.74, 1,760,840.86 and 732,178.00
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Solution
The fourth proportional to 1,275,942.74, 1,760,840.86 and 732,178.00 is: 1,010,428.52
Step by Step Solution
- Step 1: Write the proportion equation
1,275,942.74 : 1,760,840.86 = 732,178.00 : x - Step 2: Convert to fraction form
1,275,942.74/1,760,840.86 = 732,178.00/x - Step 3: Cross multiply
1,275,942.74x = 1,760,840.86 × 732,178.00 - Step 4: Simplify right side
1,275,942.74x = 1,289,248,930,388.88 - Step 5: Solve for x
x = 1,289,248,930,388.88/1,275,942.74 - Step 6: Final answer
x = 1,010,428.52
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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.