Finding the Fourth Proportional to 4,226,271.48, 6,339,173.94 and 3,090,197.88
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Solution
The fourth proportional to 4,226,271.48, 6,339,173.94 and 3,090,197.88 is: 4,635,126.25
Step by Step Solution
- Step 1: Write the proportion equation
4,226,271.48 : 6,339,173.94 = 3,090,197.88 : x - Step 2: Convert to fraction form
4,226,271.48/6,339,173.94 = 3,090,197.88/x - Step 3: Cross multiply
4,226,271.48x = 6,339,173.94 × 3,090,197.88 - Step 4: Simplify right side
4,226,271.48x = 19,589,301,870,339.25 - Step 5: Solve for x
x = 19,589,301,870,339.25/4,226,271.48 - Step 6: Final answer
x = 4,635,126.25
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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.