Finding the Fourth Proportional to 1,079,270.39, 1,618,623.47 and 320,907.62
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Solution
The fourth proportional to 1,079,270.39, 1,618,623.47 and 320,907.62 is: 481,277.55
Step by Step Solution
- Step 1: Write the proportion equation
1,079,270.39 : 1,618,623.47 = 320,907.62 : x - Step 2: Convert to fraction form
1,079,270.39/1,618,623.47 = 320,907.62/x - Step 3: Cross multiply
1,079,270.39x = 1,618,623.47 × 320,907.62 - Step 4: Simplify right side
1,079,270.39x = 519,428,610,282.67 - Step 5: Solve for x
x = 519,428,610,282.67/1,079,270.39 - Step 6: Final answer
x = 481,277.55
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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.