Finding the Fourth Proportional to 2,841,856.56, 3,921,716.22 and 1,552,669.26
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Solution
The fourth proportional to 2,841,856.56, 3,921,716.22 and 1,552,669.26 is: 2,142,658.54
Step by Step Solution
- Step 1: Write the proportion equation
2,841,856.56 : 3,921,716.22 = 1,552,669.26 : x - Step 2: Convert to fraction form
2,841,856.56/3,921,716.22 = 1,552,669.26/x - Step 3: Cross multiply
2,841,856.56x = 3,921,716.22 × 1,552,669.26 - Step 4: Simplify right side
2,841,856.56x = 6,089,128,221,237.40 - Step 5: Solve for x
x = 6,089,128,221,237.40/2,841,856.56 - Step 6: Final answer
x = 2,142,658.54
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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.