Finding the Fourth Proportional to 5,811,159.52, 8,716,739.23 and 2,118,460.24
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Solution
The fourth proportional to 5,811,159.52, 8,716,739.23 and 2,118,460.24 is: 3,177,690.34
Step by Step Solution
- Step 1: Write the proportion equation
5,811,159.52 : 8,716,739.23 = 2,118,460.24 : x - Step 2: Convert to fraction form
5,811,159.52/8,716,739.23 = 2,118,460.24/x - Step 3: Cross multiply
5,811,159.52x = 8,716,739.23 × 2,118,460.24 - Step 4: Simplify right side
5,811,159.52x = 18,466,065,437,619.52 - Step 5: Solve for x
x = 18,466,065,437,619.52/5,811,159.52 - Step 6: Final answer
x = 3,177,690.34
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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.