Finding the Fourth Proportional to 1,014,804.24, 1,400,316.84 and 561,981.84
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Solution
The fourth proportional to 1,014,804.24, 1,400,316.84 and 561,981.84 is: 775,472.36
Step by Step Solution
- Step 1: Write the proportion equation
1,014,804.24 : 1,400,316.84 = 561,981.84 : x - Step 2: Convert to fraction form
1,014,804.24/1,400,316.84 = 561,981.84/x - Step 3: Cross multiply
1,014,804.24x = 1,400,316.84 × 561,981.84 - Step 4: Simplify right side
1,014,804.24x = 786,952,634,326.19 - Step 5: Solve for x
x = 786,952,634,326.19/1,014,804.24 - Step 6: Final answer
x = 775,472.36
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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.