Finding the Fourth Proportional to 4,020,267.48, 6,031,139.94 and 1,324,751.64
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Solution
The fourth proportional to 4,020,267.48, 6,031,139.94 and 1,324,751.64 is: 1,987,370.88
Step by Step Solution
- Step 1: Write the proportion equation
4,020,267.48 : 6,031,139.94 = 1,324,751.64 : x - Step 2: Convert to fraction form
4,020,267.48/6,031,139.94 = 1,324,751.64/x - Step 3: Cross multiply
4,020,267.48x = 6,031,139.94 × 1,324,751.64 - Step 4: Simplify right side
4,020,267.48x = 7,989,762,526,584.50 - Step 5: Solve for x
x = 7,989,762,526,584.50/4,020,267.48 - Step 6: Final answer
x = 1,987,370.88
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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.