Finding the Fourth Proportional to 1,605,238.17, 2,408,105.93 and 540,197.12
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Solution
The fourth proportional to 1,605,238.17, 2,408,105.93 and 540,197.12 is: 810,379.36
Step by Step Solution
- Step 1: Write the proportion equation
1,605,238.17 : 2,408,105.93 = 540,197.12 : x - Step 2: Convert to fraction form
1,605,238.17/2,408,105.93 = 540,197.12/x - Step 3: Cross multiply
1,605,238.17x = 2,408,105.93 × 540,197.12 - Step 4: Simplify right side
1,605,238.17x = 1,300,851,873,299.41 - Step 5: Solve for x
x = 1,300,851,873,299.41/1,605,238.17 - Step 6: Final answer
x = 810,379.36
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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.