Finding the Fourth Proportional to 3,658,705.36, 5,489,930.04 and 1,741,783.12
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Solution
The fourth proportional to 3,658,705.36, 5,489,930.04 and 1,741,783.12 is: 2,613,565.87
Step by Step Solution
- Step 1: Write the proportion equation
3,658,705.36 : 5,489,930.04 = 1,741,783.12 : x - Step 2: Convert to fraction form
3,658,705.36/5,489,930.04 = 1,741,783.12/x - Step 3: Cross multiply
3,658,705.36x = 5,489,930.04 × 1,741,783.12 - Step 4: Simplify right side
3,658,705.36x = 9,562,267,473,652.93 - Step 5: Solve for x
x = 9,562,267,473,652.93/3,658,705.36 - Step 6: Final answer
x = 2,613,565.87
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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.