Finding the Fourth Proportional to 1,544,637.05, 2,317,174.28 and 479,568.05
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Solution
The fourth proportional to 1,544,637.05, 2,317,174.28 and 479,568.05 is: 719,419.98
Step by Step Solution
- Step 1: Write the proportion equation
1,544,637.05 : 2,317,174.28 = 479,568.05 : x - Step 2: Convert to fraction form
1,544,637.05/2,317,174.28 = 479,568.05/x - Step 3: Cross multiply
1,544,637.05x = 2,317,174.28 × 479,568.05 - Step 4: Simplify right side
1,544,637.05x = 1,111,242,748,571.91 - Step 5: Solve for x
x = 1,111,242,748,571.91/1,544,637.05 - Step 6: Final answer
x = 719,419.98
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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.