Finding the Fourth Proportional to 1,497,441.36, 2,066,464.08 and 818,377.68
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Solution
The fourth proportional to 1,497,441.36, 2,066,464.08 and 818,377.68 is: 1,129,358.47
Step by Step Solution
- Step 1: Write the proportion equation
1,497,441.36 : 2,066,464.08 = 818,377.68 : x - Step 2: Convert to fraction form
1,497,441.36/2,066,464.08 = 818,377.68/x - Step 3: Cross multiply
1,497,441.36x = 2,066,464.08 × 818,377.68 - Step 4: Simplify right side
1,497,441.36x = 1,691,148,079,593.73 - Step 5: Solve for x
x = 1,691,148,079,593.73/1,497,441.36 - Step 6: Final answer
x = 1,129,358.47
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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.