Finding the Fourth Proportional to 5,654,409.68, 7,805,975.24 and 4,362,349.52
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Solution
The fourth proportional to 5,654,409.68, 7,805,975.24 and 4,362,349.52 is: 6,022,271.87
Step by Step Solution
- Step 1: Write the proportion equation
5,654,409.68 : 7,805,975.24 = 4,362,349.52 : x - Step 2: Convert to fraction form
5,654,409.68/7,805,975.24 = 4,362,349.52/x - Step 3: Cross multiply
5,654,409.68x = 7,805,975.24 × 4,362,349.52 - Step 4: Simplify right side
5,654,409.68x = 34,052,392,341,345.88 - Step 5: Solve for x
x = 34,052,392,341,345.88/5,654,409.68 - Step 6: Final answer
x = 6,022,271.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.