Finding the Fourth Proportional to 3,673,341.42, 5,510,068.02 and 1,398,991.62
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Solution
The fourth proportional to 3,673,341.42, 5,510,068.02 and 1,398,991.62 is: 2,098,508.72
Step by Step Solution
- Step 1: Write the proportion equation
3,673,341.42 : 5,510,068.02 = 1,398,991.62 : x - Step 2: Convert to fraction form
3,673,341.42/5,510,068.02 = 1,398,991.62/x - Step 3: Cross multiply
3,673,341.42x = 5,510,068.02 × 1,398,991.62 - Step 4: Simplify right side
3,673,341.42x = 7,708,538,985,609.99 - Step 5: Solve for x
x = 7,708,538,985,609.99/3,673,341.42 - Step 6: Final answer
x = 2,098,508.72
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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.