Finding the Fourth Proportional to 4,236,430.80, 6,347,647.80 and 3,606,574.80
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Solution
The fourth proportional to 4,236,430.80, 6,347,647.80 and 3,606,574.80 is: 5,403,904.29
Step by Step Solution
- Step 1: Write the proportion equation
4,236,430.80 : 6,347,647.80 = 3,606,574.80 : x - Step 2: Convert to fraction form
4,236,430.80/6,347,647.80 = 3,606,574.80/x - Step 3: Cross multiply
4,236,430.80x = 6,347,647.80 × 3,606,574.80 - Step 4: Simplify right side
4,236,430.80x = 22,893,266,594,755.44 - Step 5: Solve for x
x = 22,893,266,594,755.44/4,236,430.80 - Step 6: Final answer
x = 5,403,904.29
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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.