Finding the Fourth Proportional to 2,478,534.08, 3,717,979.34 and 1,037,767.64
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Solution
The fourth proportional to 2,478,534.08, 3,717,979.34 and 1,037,767.64 is: 1,556,726.08
Step by Step Solution
- Step 1: Write the proportion equation
2,478,534.08 : 3,717,979.34 = 1,037,767.64 : x - Step 2: Convert to fraction form
2,478,534.08/3,717,979.34 = 1,037,767.64/x - Step 3: Cross multiply
2,478,534.08x = 3,717,979.34 × 1,037,767.64 - Step 4: Simplify right side
2,478,534.08x = 3,858,398,645,240.56 - Step 5: Solve for x
x = 3,858,398,645,240.56/2,478,534.08 - Step 6: Final answer
x = 1,556,726.08
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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.