Finding the Fourth Proportional to 4,643,412.48, 6,410,314.08 and 3,608,608.32
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Solution
The fourth proportional to 4,643,412.48, 6,410,314.08 and 3,608,608.32 is: 4,981,748.41
Step by Step Solution
- Step 1: Write the proportion equation
4,643,412.48 : 6,410,314.08 = 3,608,608.32 : x - Step 2: Convert to fraction form
4,643,412.48/6,410,314.08 = 3,608,608.32/x - Step 3: Cross multiply
4,643,412.48x = 6,410,314.08 × 3,608,608.32 - Step 4: Simplify right side
4,643,412.48x = 23,132,312,722,901.14 - Step 5: Solve for x
x = 23,132,312,722,901.14/4,643,412.48 - Step 6: Final answer
x = 4,981,748.41
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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.