Finding the Fourth Proportional to 5,607,391.08, 8,428,644.12 and 3,700,556.02
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Solution
The fourth proportional to 5,607,391.08, 8,428,644.12 and 3,700,556.02 is: 5,562,420.97
Step by Step Solution
- Step 1: Write the proportion equation
5,607,391.08 : 8,428,644.12 = 3,700,556.02 : x - Step 2: Convert to fraction form
5,607,391.08/8,428,644.12 = 3,700,556.02/x - Step 3: Cross multiply
5,607,391.08x = 8,428,644.12 × 3,700,556.02 - Step 4: Simplify right side
5,607,391.08x = 31,190,669,738,703.60 - Step 5: Solve for x
x = 31,190,669,738,703.60/5,607,391.08 - Step 6: Final answer
x = 5,562,420.97
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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.