Finding the Fourth Proportional to 5,421,762.01, 8,127,810.55 and 2,058,330.97
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Solution
The fourth proportional to 5,421,762.01, 8,127,810.55 and 2,058,330.97 is: 3,085,661.85
Step by Step Solution
- Step 1: Write the proportion equation
5,421,762.01 : 8,127,810.55 = 2,058,330.97 : x - Step 2: Convert to fraction form
5,421,762.01/8,127,810.55 = 2,058,330.97/x - Step 3: Cross multiply
5,421,762.01x = 8,127,810.55 × 2,058,330.97 - Step 4: Simplify right side
5,421,762.01x = 16,729,724,173,357.73 - Step 5: Solve for x
x = 16,729,724,173,357.73/5,421,762.01 - Step 6: Final answer
x = 3,085,661.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.