Finding the Fourth Proportional to 1,021,478.37, 1,409,704.14 and 562,592.84
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Solution
The fourth proportional to 1,021,478.37, 1,409,704.14 and 562,592.84 is: 776,413.36
Step by Step Solution
- Step 1: Write the proportion equation
1,021,478.37 : 1,409,704.14 = 562,592.84 : x - Step 2: Convert to fraction form
1,021,478.37/1,409,704.14 = 562,592.84/x - Step 3: Cross multiply
1,021,478.37x = 1,409,704.14 × 562,592.84 - Step 4: Simplify right side
1,021,478.37x = 793,089,448,633.84 - Step 5: Solve for x
x = 793,089,448,633.84/1,021,478.37 - Step 6: Final answer
x = 776,413.36
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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.