Finding the Fourth Proportional to 1,135,522.67, 1,567,022.76 and 619,277.67
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Solution
The fourth proportional to 1,135,522.67, 1,567,022.76 and 619,277.67 is: 854,603.99
Step by Step Solution
- Step 1: Write the proportion equation
1,135,522.67 : 1,567,022.76 = 619,277.67 : x - Step 2: Convert to fraction form
1,135,522.67/1,567,022.76 = 619,277.67/x - Step 3: Cross multiply
1,135,522.67x = 1,567,022.76 × 619,277.67 - Step 4: Simplify right side
1,135,522.67x = 970,422,203,649.77 - Step 5: Solve for x
x = 970,422,203,649.77/1,135,522.67 - Step 6: Final answer
x = 854,603.99
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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.